Home / 19,944,038.20-29,895,062.10-7,808,812.60

Finding the Fourth Proportional to 19,944,038.20, 29,895,062.10 and 7,808,812.60

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Solution

The fourth proportional to 19,944,038.20, 29,895,062.10 and 7,808,812.60 is: 11,704,998.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944,038.20 : 29,895,062.10 = 7,808,812.60 : x
  2. Step 2: Convert to fraction form
    19,944,038.20/29,895,062.10 = 7,808,812.60/x
  3. Step 3: Cross multiply
    19,944,038.20x = 29,895,062.10 × 7,808,812.60
  4. Step 4: Simplify right side
    19,944,038.20x = 233,444,937,604,262.47
  5. Step 5: Solve for x
    x = 233,444,937,604,262.47/19,944,038.20
  6. Step 6: Final answer
    x = 11,704,998.52

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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.