Home / 28,490,213.28-42,734,947.32-6,924,752.76

Finding the Fourth Proportional to 28,490,213.28, 42,734,947.32 and 6,924,752.76

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Solution

The fourth proportional to 28,490,213.28, 42,734,947.32 and 6,924,752.76 is: 10,387,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,490,213.28 : 42,734,947.32 = 6,924,752.76 : x
  2. Step 2: Convert to fraction form
    28,490,213.28/42,734,947.32 = 6,924,752.76/x
  3. Step 3: Cross multiply
    28,490,213.28x = 42,734,947.32 × 6,924,752.76
  4. Step 4: Simplify right side
    28,490,213.28x = 295,928,944,402,624.62
  5. Step 5: Solve for x
    x = 295,928,944,402,624.62/28,490,213.28
  6. Step 6: Final answer
    x = 10,387,038.58

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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.