Home / 21,732,901.20-32,552,112.60-13,198,352.40

Finding the Fourth Proportional to 21,732,901.20, 32,552,112.60 and 13,198,352.40

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Solution

The fourth proportional to 21,732,901.20, 32,552,112.60 and 13,198,352.40 is: 19,768,840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,901.20 : 32,552,112.60 = 13,198,352.40 : x
  2. Step 2: Convert to fraction form
    21,732,901.20/32,552,112.60 = 13,198,352.40/x
  3. Step 3: Cross multiply
    21,732,901.20x = 32,552,112.60 × 13,198,352.40
  4. Step 4: Simplify right side
    21,732,901.20x = 429,634,253,459,280.25
  5. Step 5: Solve for x
    x = 429,634,253,459,280.25/21,732,901.20
  6. Step 6: Final answer
    x = 19,768,840.32

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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.