Home / 15,997,960.23-22,070,903.22-9,291,151.11

Finding the Fourth Proportional to 15,997,960.23, 22,070,903.22 and 9,291,151.11

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Solution

The fourth proportional to 15,997,960.23, 22,070,903.22 and 9,291,151.11 is: 12,818,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997,960.23 : 22,070,903.22 = 9,291,151.11 : x
  2. Step 2: Convert to fraction form
    15,997,960.23/22,070,903.22 = 9,291,151.11/x
  3. Step 3: Cross multiply
    15,997,960.23x = 22,070,903.22 × 9,291,151.11
  4. Step 4: Simplify right side
    15,997,960.23x = 205,064,096,951,205.56
  5. Step 5: Solve for x
    x = 205,064,096,951,205.56/15,997,960.23
  6. Step 6: Final answer
    x = 12,818,140.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.