Home / 9,911,186.92-14,870,962.14-5,418,214.12

Finding the Fourth Proportional to 9,911,186.92, 14,870,962.14 and 5,418,214.12

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Solution

The fourth proportional to 9,911,186.92, 14,870,962.14 and 5,418,214.12 is: 8,129,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911,186.92 : 14,870,962.14 = 5,418,214.12 : x
  2. Step 2: Convert to fraction form
    9,911,186.92/14,870,962.14 = 5,418,214.12/x
  3. Step 3: Cross multiply
    9,911,186.92x = 14,870,962.14 × 5,418,214.12
  4. Step 4: Simplify right side
    9,911,186.92x = 80,574,057,044,933.42
  5. Step 5: Solve for x
    x = 80,574,057,044,933.42/9,911,186.92
  6. Step 6: Final answer
    x = 8,129,607.25

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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.