Home / 5,385,125.28-7,430,956.56-2,970,521.76

Finding the Fourth Proportional to 5,385,125.28, 7,430,956.56 and 2,970,521.76

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Solution

The fourth proportional to 5,385,125.28, 7,430,956.56 and 2,970,521.76 is: 4,099,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,125.28 : 7,430,956.56 = 2,970,521.76 : x
  2. Step 2: Convert to fraction form
    5,385,125.28/7,430,956.56 = 2,970,521.76/x
  3. Step 3: Cross multiply
    5,385,125.28x = 7,430,956.56 × 2,970,521.76
  4. Step 4: Simplify right side
    5,385,125.28x = 22,073,818,159,094.74
  5. Step 5: Solve for x
    x = 22,073,818,159,094.74/5,385,125.28
  6. Step 6: Final answer
    x = 4,099,035.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.