Home / 47,668,568.80-71,502,853.20-13,124,903.80

Finding the Fourth Proportional to 47,668,568.80, 71,502,853.20 and 13,124,903.80

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Solution

The fourth proportional to 47,668,568.80, 71,502,853.20 and 13,124,903.80 is: 19,687,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668,568.80 : 71,502,853.20 = 13,124,903.80 : x
  2. Step 2: Convert to fraction form
    47,668,568.80/71,502,853.20 = 13,124,903.80/x
  3. Step 3: Cross multiply
    47,668,568.80x = 71,502,853.20 × 13,124,903.80
  4. Step 4: Simplify right side
    47,668,568.80x = 938,468,069,675,522.25
  5. Step 5: Solve for x
    x = 938,468,069,675,522.25/47,668,568.80
  6. Step 6: Final answer
    x = 19,687,355.70

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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.