Home / 59,428,280.80-89,142,421.20-54,326,447.20

Finding the Fourth Proportional to 59,428,280.80, 89,142,421.20 and 54,326,447.20

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Solution

The fourth proportional to 59,428,280.80, 89,142,421.20 and 54,326,447.20 is: 81,489,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,428,280.80 : 89,142,421.20 = 54,326,447.20 : x
  2. Step 2: Convert to fraction form
    59,428,280.80/89,142,421.20 = 54,326,447.20/x
  3. Step 3: Cross multiply
    59,428,280.80x = 89,142,421.20 × 54,326,447.20
  4. Step 4: Simplify right side
    59,428,280.80x = 4,842,791,038,601,961
  5. Step 5: Solve for x
    x = 4,842,791,038,601,961/59,428,280.80
  6. Step 6: Final answer
    x = 81,489,670.80

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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.