Home / 19,687,502.20-29,484,014.10-9,578,313.40

Finding the Fourth Proportional to 19,687,502.20, 29,484,014.10 and 9,578,313.40

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Solution

The fourth proportional to 19,687,502.20, 29,484,014.10 and 9,578,313.40 is: 14,344,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,687,502.20 : 29,484,014.10 = 9,578,313.40 : x
  2. Step 2: Convert to fraction form
    19,687,502.20/29,484,014.10 = 9,578,313.40/x
  3. Step 3: Cross multiply
    19,687,502.20x = 29,484,014.10 × 9,578,313.40
  4. Step 4: Simplify right side
    19,687,502.20x = 282,407,127,339,818.94
  5. Step 5: Solve for x
    x = 282,407,127,339,818.94/19,687,502.20
  6. Step 6: Final answer
    x = 14,344,487.40

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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.