Home / 8,899,340.69-12,281,349.23-5,031,778.81

Finding the Fourth Proportional to 8,899,340.69, 12,281,349.23 and 5,031,778.81

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Solution

The fourth proportional to 8,899,340.69, 12,281,349.23 and 5,031,778.81 is: 6,944,001.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,340.69 : 12,281,349.23 = 5,031,778.81 : x
  2. Step 2: Convert to fraction form
    8,899,340.69/12,281,349.23 = 5,031,778.81/x
  3. Step 3: Cross multiply
    8,899,340.69x = 12,281,349.23 × 5,031,778.81
  4. Step 4: Simplify right side
    8,899,340.69x = 61,797,032,813,723.81
  5. Step 5: Solve for x
    x = 61,797,032,813,723.81/8,899,340.69
  6. Step 6: Final answer
    x = 6,944,001.24

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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.