Home / 8,796,637.20-13,194,955.80-7,308,602.40

Finding the Fourth Proportional to 8,796,637.20, 13,194,955.80 and 7,308,602.40

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Solution

The fourth proportional to 8,796,637.20, 13,194,955.80 and 7,308,602.40 is: 10,962,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796,637.20 : 13,194,955.80 = 7,308,602.40 : x
  2. Step 2: Convert to fraction form
    8,796,637.20/13,194,955.80 = 7,308,602.40/x
  3. Step 3: Cross multiply
    8,796,637.20x = 13,194,955.80 × 7,308,602.40
  4. Step 4: Simplify right side
    8,796,637.20x = 96,436,685,627,773.94
  5. Step 5: Solve for x
    x = 96,436,685,627,773.94/8,796,637.20
  6. Step 6: Final answer
    x = 10,962,903.60

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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.