Home / 27,062,411.32-37,309,999.60-21,499,116.87

Finding the Fourth Proportional to 27,062,411.32, 37,309,999.60 and 21,499,116.87

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Solution

The fourth proportional to 27,062,411.32, 37,309,999.60 and 21,499,116.87 is: 29,640,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,062,411.32 : 37,309,999.60 = 21,499,116.87 : x
  2. Step 2: Convert to fraction form
    27,062,411.32/37,309,999.60 = 21,499,116.87/x
  3. Step 3: Cross multiply
    27,062,411.32x = 37,309,999.60 × 21,499,116.87
  4. Step 4: Simplify right side
    27,062,411.32x = 802,132,041,766,305.38
  5. Step 5: Solve for x
    x = 802,132,041,766,305.38/27,062,411.32
  6. Step 6: Final answer
    x = 29,640,080.20

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1.5x scale

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.