Home / 74,976,009.30-112,240,065.15-44,668,271.70

Finding the Fourth Proportional to 74,976,009.30, 112,240,065.15 and 44,668,271.70

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Solution

The fourth proportional to 74,976,009.30, 112,240,065.15 and 44,668,271.70 is: 66,868,986.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,976,009.30 : 112,240,065.15 = 44,668,271.70 : x
  2. Step 2: Convert to fraction form
    74,976,009.30/112,240,065.15 = 44,668,271.70/x
  3. Step 3: Cross multiply
    74,976,009.30x = 112,240,065.15 × 44,668,271.70
  4. Step 4: Simplify right side
    74,976,009.30x = 5,013,569,725,745,902
  5. Step 5: Solve for x
    x = 5,013,569,725,745,902/74,976,009.30
  6. Step 6: Final answer
    x = 66,868,986.13

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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.