Home / 37,138,329.28-51,254,577.12-20,840,870.08

Finding the Fourth Proportional to 37,138,329.28, 51,254,577.12 and 20,840,870.08

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Solution

The fourth proportional to 37,138,329.28, 51,254,577.12 and 20,840,870.08 is: 28,762,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,138,329.28 : 51,254,577.12 = 20,840,870.08 : x
  2. Step 2: Convert to fraction form
    37,138,329.28/51,254,577.12 = 20,840,870.08/x
  3. Step 3: Cross multiply
    37,138,329.28x = 51,254,577.12 × 20,840,870.08
  4. Step 4: Simplify right side
    37,138,329.28x = 1,068,189,982,763,260.38
  5. Step 5: Solve for x
    x = 1,068,189,982,763,260.38/37,138,329.28
  6. Step 6: Final answer
    x = 28,762,467.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.