Home / 42,773,921.60-64,160,882.40-25,767,809.60

Finding the Fourth Proportional to 42,773,921.60, 64,160,882.40 and 25,767,809.60

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Solution

The fourth proportional to 42,773,921.60, 64,160,882.40 and 25,767,809.60 is: 38,651,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,773,921.60 : 64,160,882.40 = 25,767,809.60 : x
  2. Step 2: Convert to fraction form
    42,773,921.60/64,160,882.40 = 25,767,809.60/x
  3. Step 3: Cross multiply
    42,773,921.60x = 64,160,882.40 × 25,767,809.60
  4. Step 4: Simplify right side
    42,773,921.60x = 1,653,285,401,451,191
  5. Step 5: Solve for x
    x = 1,653,285,401,451,191/42,773,921.60
  6. Step 6: Final answer
    x = 38,651,714.40

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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.