Home / 10,725,999.30-16,088,998.95-6,463,973.70

Finding the Fourth Proportional to 10,725,999.30, 16,088,998.95 and 6,463,973.70

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Solution

The fourth proportional to 10,725,999.30, 16,088,998.95 and 6,463,973.70 is: 9,695,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725,999.30 : 16,088,998.95 = 6,463,973.70 : x
  2. Step 2: Convert to fraction form
    10,725,999.30/16,088,998.95 = 6,463,973.70/x
  3. Step 3: Cross multiply
    10,725,999.30x = 16,088,998.95 × 6,463,973.70
  4. Step 4: Simplify right side
    10,725,999.30x = 103,998,866,072,127.61
  5. Step 5: Solve for x
    x = 103,998,866,072,127.61/10,725,999.30
  6. Step 6: Final answer
    x = 9,695,960.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.