Home / 10,726,875.10-16,090,312.65-8,601,111.10

Finding the Fourth Proportional to 10,726,875.10, 16,090,312.65 and 8,601,111.10

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Solution

The fourth proportional to 10,726,875.10, 16,090,312.65 and 8,601,111.10 is: 12,901,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726,875.10 : 16,090,312.65 = 8,601,111.10 : x
  2. Step 2: Convert to fraction form
    10,726,875.10/16,090,312.65 = 8,601,111.10/x
  3. Step 3: Cross multiply
    10,726,875.10x = 16,090,312.65 × 8,601,111.10
  4. Step 4: Simplify right side
    10,726,875.10x = 138,394,566,736,385.41
  5. Step 5: Solve for x
    x = 138,394,566,736,385.41/10,726,875.10
  6. Step 6: Final answer
    x = 12,901,666.65

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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.