Home / 19,587,690.80-29,381,536.20-19,461,719.60

Finding the Fourth Proportional to 19,587,690.80, 29,381,536.20 and 19,461,719.60

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Solution

The fourth proportional to 19,587,690.80, 29,381,536.20 and 19,461,719.60 is: 29,192,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,690.80 : 29,381,536.20 = 19,461,719.60 : x
  2. Step 2: Convert to fraction form
    19,587,690.80/29,381,536.20 = 19,461,719.60/x
  3. Step 3: Cross multiply
    19,587,690.80x = 29,381,536.20 × 19,461,719.60
  4. Step 4: Simplify right side
    19,587,690.80x = 571,815,218,941,649.50
  5. Step 5: Solve for x
    x = 571,815,218,941,649.50/19,587,690.80
  6. Step 6: Final answer
    x = 29,192,579.40

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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.