Home / 81,006,117.50-111,788,442.15-44,336,688.50

Finding the Fourth Proportional to 81,006,117.50, 111,788,442.15 and 44,336,688.50

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Solution

The fourth proportional to 81,006,117.50, 111,788,442.15 and 44,336,688.50 is: 61,184,630.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,006,117.50 : 111,788,442.15 = 44,336,688.50 : x
  2. Step 2: Convert to fraction form
    81,006,117.50/111,788,442.15 = 44,336,688.50/x
  3. Step 3: Cross multiply
    81,006,117.50x = 111,788,442.15 × 44,336,688.50
  4. Step 4: Simplify right side
    81,006,117.50x = 4,956,329,337,504,821
  5. Step 5: Solve for x
    x = 4,956,329,337,504,821/81,006,117.50
  6. Step 6: Final answer
    x = 61,184,630.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.