Home / 21,301,871.60-31,952,807.40-16,263,023.60

Finding the Fourth Proportional to 21,301,871.60, 31,952,807.40 and 16,263,023.60

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Solution

The fourth proportional to 21,301,871.60, 31,952,807.40 and 16,263,023.60 is: 24,394,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,301,871.60 : 31,952,807.40 = 16,263,023.60 : x
  2. Step 2: Convert to fraction form
    21,301,871.60/31,952,807.40 = 16,263,023.60/x
  3. Step 3: Cross multiply
    21,301,871.60x = 31,952,807.40 × 16,263,023.60
  4. Step 4: Simplify right side
    21,301,871.60x = 519,649,260,832,454.62
  5. Step 5: Solve for x
    x = 519,649,260,832,454.62/21,301,871.60
  6. Step 6: Final answer
    x = 24,394,535.40

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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.