Home / 27,516,013.80-41,274,020.70-15,572,077.80

Finding the Fourth Proportional to 27,516,013.80, 41,274,020.70 and 15,572,077.80

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Solution

The fourth proportional to 27,516,013.80, 41,274,020.70 and 15,572,077.80 is: 23,358,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,516,013.80 : 41,274,020.70 = 15,572,077.80 : x
  2. Step 2: Convert to fraction form
    27,516,013.80/41,274,020.70 = 15,572,077.80/x
  3. Step 3: Cross multiply
    27,516,013.80x = 41,274,020.70 × 15,572,077.80
  4. Step 4: Simplify right side
    27,516,013.80x = 642,722,261,459,210.50
  5. Step 5: Solve for x
    x = 642,722,261,459,210.50/27,516,013.80
  6. Step 6: Final answer
    x = 23,358,116.70

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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.