Home / 19,937,114.70-29,905,672.05-4,791,046.20

Finding the Fourth Proportional to 19,937,114.70, 29,905,672.05 and 4,791,046.20

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Solution

The fourth proportional to 19,937,114.70, 29,905,672.05 and 4,791,046.20 is: 7,186,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937,114.70 : 29,905,672.05 = 4,791,046.20 : x
  2. Step 2: Convert to fraction form
    19,937,114.70/29,905,672.05 = 4,791,046.20/x
  3. Step 3: Cross multiply
    19,937,114.70x = 29,905,672.05 × 4,791,046.20
  4. Step 4: Simplify right side
    19,937,114.70x = 143,279,456,433,598.72
  5. Step 5: Solve for x
    x = 143,279,456,433,598.72/19,937,114.70
  6. Step 6: Final answer
    x = 7,186,569.30

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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.