Home / 54,327,134.10-81,490,701.15-17,941,140.30

Finding the Fourth Proportional to 54,327,134.10, 81,490,701.15 and 17,941,140.30

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Solution

The fourth proportional to 54,327,134.10, 81,490,701.15 and 17,941,140.30 is: 26,911,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,327,134.10 : 81,490,701.15 = 17,941,140.30 : x
  2. Step 2: Convert to fraction form
    54,327,134.10/81,490,701.15 = 17,941,140.30/x
  3. Step 3: Cross multiply
    54,327,134.10x = 81,490,701.15 × 17,941,140.30
  4. Step 4: Simplify right side
    54,327,134.10x = 1,462,036,102,477,521.50
  5. Step 5: Solve for x
    x = 1,462,036,102,477,521.50/54,327,134.10
  6. Step 6: Final answer
    x = 26,911,710.45

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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.