Home / 89,890,011.68-134,838,941.82-28,483,695.74

Finding the Fourth Proportional to 89,890,011.68, 134,838,941.82 and 28,483,695.74

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Solution

The fourth proportional to 89,890,011.68, 134,838,941.82 and 28,483,695.74 is: 42,726,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,890,011.68 : 134,838,941.82 = 28,483,695.74 : x
  2. Step 2: Convert to fraction form
    89,890,011.68/134,838,941.82 = 28,483,695.74/x
  3. Step 3: Cross multiply
    89,890,011.68x = 134,838,941.82 × 28,483,695.74
  4. Step 4: Simplify right side
    89,890,011.68x = 3,840,711,392,704,441.50
  5. Step 5: Solve for x
    x = 3,840,711,392,704,441.50/89,890,011.68
  6. Step 6: Final answer
    x = 42,726,787.11

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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.