Home / 13,547,864.76-18,711,570.12-8,922,327

Finding the Fourth Proportional to 13,547,864.76, 18,711,570.12 and 8,922,327

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Solution

The fourth proportional to 13,547,864.76, 18,711,570.12 and 8,922,327 is: 12,323,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,864.76 : 18,711,570.12 = 8,922,327 : x
  2. Step 2: Convert to fraction form
    13,547,864.76/18,711,570.12 = 8,922,327/x
  3. Step 3: Cross multiply
    13,547,864.76x = 18,711,570.12 × 8,922,327
  4. Step 4: Simplify right side
    13,547,864.76x = 166,950,747,294,069.25
  5. Step 5: Solve for x
    x = 166,950,747,294,069.25/13,547,864.76
  6. Step 6: Final answer
    x = 12,323,030.25

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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.