Home / 63,724,991.20-95,587,486.80-18,291,378.40

Finding the Fourth Proportional to 63,724,991.20, 95,587,486.80 and 18,291,378.40

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Solution

The fourth proportional to 63,724,991.20, 95,587,486.80 and 18,291,378.40 is: 27,437,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,724,991.20 : 95,587,486.80 = 18,291,378.40 : x
  2. Step 2: Convert to fraction form
    63,724,991.20/95,587,486.80 = 18,291,378.40/x
  3. Step 3: Cross multiply
    63,724,991.20x = 95,587,486.80 × 18,291,378.40
  4. Step 4: Simplify right side
    63,724,991.20x = 1,748,426,891,363,805
  5. Step 5: Solve for x
    x = 1,748,426,891,363,805/63,724,991.20
  6. Step 6: Final answer
    x = 27,437,067.60

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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.