Home / 54,434,064.30-81,462,139.65-49,899,101.10

Finding the Fourth Proportional to 54,434,064.30, 81,462,139.65 and 49,899,101.10

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Solution

The fourth proportional to 54,434,064.30, 81,462,139.65 and 49,899,101.10 is: 74,675,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434,064.30 : 81,462,139.65 = 49,899,101.10 : x
  2. Step 2: Convert to fraction form
    54,434,064.30/81,462,139.65 = 49,899,101.10/x
  3. Step 3: Cross multiply
    54,434,064.30x = 81,462,139.65 × 49,899,101.10
  4. Step 4: Simplify right side
    54,434,064.30x = 4,064,887,542,217,669
  5. Step 5: Solve for x
    x = 4,064,887,542,217,669/54,434,064.30
  6. Step 6: Final answer
    x = 74,675,437.05

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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.