Home / 19,572,023.40-29,358,035.10-17,808,426.60

Finding the Fourth Proportional to 19,572,023.40, 29,358,035.10 and 17,808,426.60

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Solution

The fourth proportional to 19,572,023.40, 29,358,035.10 and 17,808,426.60 is: 26,712,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572,023.40 : 29,358,035.10 = 17,808,426.60 : x
  2. Step 2: Convert to fraction form
    19,572,023.40/29,358,035.10 = 17,808,426.60/x
  3. Step 3: Cross multiply
    19,572,023.40x = 29,358,035.10 × 17,808,426.60
  4. Step 4: Simplify right side
    19,572,023.40x = 522,820,413,198,573.75
  5. Step 5: Solve for x
    x = 522,820,413,198,573.75/19,572,023.40
  6. Step 6: Final answer
    x = 26,712,639.90

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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.