Home / 49,329,128.40-73,887,404.40-40,826,072.40

Finding the Fourth Proportional to 49,329,128.40, 73,887,404.40 and 40,826,072.40

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Solution

The fourth proportional to 49,329,128.40, 73,887,404.40 and 40,826,072.40 is: 61,151,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,329,128.40 : 73,887,404.40 = 40,826,072.40 : x
  2. Step 2: Convert to fraction form
    49,329,128.40/73,887,404.40 = 40,826,072.40/x
  3. Step 3: Cross multiply
    49,329,128.40x = 73,887,404.40 × 40,826,072.40
  4. Step 4: Simplify right side
    49,329,128.40x = 3,016,532,521,482,478.50
  5. Step 5: Solve for x
    x = 3,016,532,521,482,478.50/49,329,128.40
  6. Step 6: Final answer
    x = 61,151,141.72

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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.