Home / 19,443,321.60-29,169,129.60-5,981,510.40

Finding the Fourth Proportional to 19,443,321.60, 29,169,129.60 and 5,981,510.40

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Solution

The fourth proportional to 19,443,321.60, 29,169,129.60 and 5,981,510.40 is: 8,973,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443,321.60 : 29,169,129.60 = 5,981,510.40 : x
  2. Step 2: Convert to fraction form
    19,443,321.60/29,169,129.60 = 5,981,510.40/x
  3. Step 3: Cross multiply
    19,443,321.60x = 29,169,129.60 × 5,981,510.40
  4. Step 4: Simplify right side
    19,443,321.60x = 174,475,452,061,347.88
  5. Step 5: Solve for x
    x = 174,475,452,061,347.88/19,443,321.60
  6. Step 6: Final answer
    x = 8,973,541.44

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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.