Home / 59,926,961.64-89,893,059.48-18,989,418.48

Finding the Fourth Proportional to 59,926,961.64, 89,893,059.48 and 18,989,418.48

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Solution

The fourth proportional to 59,926,961.64, 89,893,059.48 and 18,989,418.48 is: 28,484,956.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,926,961.64 : 89,893,059.48 = 18,989,418.48 : x
  2. Step 2: Convert to fraction form
    59,926,961.64/89,893,059.48 = 18,989,418.48/x
  3. Step 3: Cross multiply
    59,926,961.64x = 89,893,059.48 × 18,989,418.48
  4. Step 4: Simplify right side
    59,926,961.64x = 1,707,016,924,913,251.25
  5. Step 5: Solve for x
    x = 1,707,016,924,913,251.25/59,926,961.64
  6. Step 6: Final answer
    x = 28,484,956.99

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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.