Home / 49,778,718.30-74,668,077.45-15,703,508.70

Finding the Fourth Proportional to 49,778,718.30, 74,668,077.45 and 15,703,508.70

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Solution

The fourth proportional to 49,778,718.30, 74,668,077.45 and 15,703,508.70 is: 23,555,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,778,718.30 : 74,668,077.45 = 15,703,508.70 : x
  2. Step 2: Convert to fraction form
    49,778,718.30/74,668,077.45 = 15,703,508.70/x
  3. Step 3: Cross multiply
    49,778,718.30x = 74,668,077.45 × 15,703,508.70
  4. Step 4: Simplify right side
    49,778,718.30x = 1,172,550,803,848,348.75
  5. Step 5: Solve for x
    x = 1,172,550,803,848,348.75/49,778,718.30
  6. Step 6: Final answer
    x = 23,555,263.05

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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.