Home / 48,282,218.20-72,423,327.30-21,001,580.20

Finding the Fourth Proportional to 48,282,218.20, 72,423,327.30 and 21,001,580.20

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Solution

The fourth proportional to 48,282,218.20, 72,423,327.30 and 21,001,580.20 is: 31,502,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,282,218.20 : 72,423,327.30 = 21,001,580.20 : x
  2. Step 2: Convert to fraction form
    48,282,218.20/72,423,327.30 = 21,001,580.20/x
  3. Step 3: Cross multiply
    48,282,218.20x = 72,423,327.30 × 21,001,580.20
  4. Step 4: Simplify right side
    48,282,218.20x = 1,521,004,316,641,799.25
  5. Step 5: Solve for x
    x = 1,521,004,316,641,799.25/48,282,218.20
  6. Step 6: Final answer
    x = 31,502,370.30

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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.