Home / 48,386,429.10-72,579,643.65-39,876,374.70

Finding the Fourth Proportional to 48,386,429.10, 72,579,643.65 and 39,876,374.70

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Solution

The fourth proportional to 48,386,429.10, 72,579,643.65 and 39,876,374.70 is: 59,814,562.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,429.10 : 72,579,643.65 = 39,876,374.70 : x
  2. Step 2: Convert to fraction form
    48,386,429.10/72,579,643.65 = 39,876,374.70/x
  3. Step 3: Cross multiply
    48,386,429.10x = 72,579,643.65 × 39,876,374.70
  4. Step 4: Simplify right side
    48,386,429.10x = 2,894,213,065,779,876
  5. Step 5: Solve for x
    x = 2,894,213,065,779,876/48,386,429.10
  6. Step 6: Final answer
    x = 59,814,562.05

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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.