Home / 21,260,110.60-31,890,165.90-14,890,011.40

Finding the Fourth Proportional to 21,260,110.60, 31,890,165.90 and 14,890,011.40

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Solution

The fourth proportional to 21,260,110.60, 31,890,165.90 and 14,890,011.40 is: 22,335,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260,110.60 : 31,890,165.90 = 14,890,011.40 : x
  2. Step 2: Convert to fraction form
    21,260,110.60/31,890,165.90 = 14,890,011.40/x
  3. Step 3: Cross multiply
    21,260,110.60x = 31,890,165.90 × 14,890,011.40
  4. Step 4: Simplify right side
    21,260,110.60x = 474,844,933,798,891.25
  5. Step 5: Solve for x
    x = 474,844,933,798,891.25/21,260,110.60
  6. Step 6: Final answer
    x = 22,335,017.10

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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.