Home / 21,948,897.60-32,923,346.40-9,169,300.80

Finding the Fourth Proportional to 21,948,897.60, 32,923,346.40 and 9,169,300.80

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Solution

The fourth proportional to 21,948,897.60, 32,923,346.40 and 9,169,300.80 is: 13,753,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,948,897.60 : 32,923,346.40 = 9,169,300.80 : x
  2. Step 2: Convert to fraction form
    21,948,897.60/32,923,346.40 = 9,169,300.80/x
  3. Step 3: Cross multiply
    21,948,897.60x = 32,923,346.40 × 9,169,300.80
  4. Step 4: Simplify right side
    21,948,897.60x = 301,884,066,484,197.12
  5. Step 5: Solve for x
    x = 301,884,066,484,197.12/21,948,897.60
  6. Step 6: Final answer
    x = 13,753,951.20

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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.