Home / 21,850,557.60-32,788,958.40-9,069,729.60

Finding the Fourth Proportional to 21,850,557.60, 32,788,958.40 and 9,069,729.60

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Solution

The fourth proportional to 21,850,557.60, 32,788,958.40 and 9,069,729.60 is: 13,610,041.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850,557.60 : 32,788,958.40 = 9,069,729.60 : x
  2. Step 2: Convert to fraction form
    21,850,557.60/32,788,958.40 = 9,069,729.60/x
  3. Step 3: Cross multiply
    21,850,557.60x = 32,788,958.40 × 9,069,729.60
  4. Step 4: Simplify right side
    21,850,557.60x = 297,386,986,553,648.62
  5. Step 5: Solve for x
    x = 297,386,986,553,648.62/21,850,557.60
  6. Step 6: Final answer
    x = 13,610,041.08

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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.