Home / 31,849,034.60-47,765,678.59-13,651,166.15

Finding the Fourth Proportional to 31,849,034.60, 47,765,678.59 and 13,651,166.15

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Solution

The fourth proportional to 31,849,034.60, 47,765,678.59 and 13,651,166.15 is: 20,473,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849,034.60 : 47,765,678.59 = 13,651,166.15 : x
  2. Step 2: Convert to fraction form
    31,849,034.60/47,765,678.59 = 13,651,166.15/x
  3. Step 3: Cross multiply
    31,849,034.60x = 47,765,678.59 × 13,651,166.15
  4. Step 4: Simplify right side
    31,849,034.60x = 652,057,214,631,331.88
  5. Step 5: Solve for x
    x = 652,057,214,631,331.88/31,849,034.60
  6. Step 6: Final answer
    x = 20,473,374.56

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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.