Home / 25,186,102.40-37,863,134.40-21,490,947.20

Finding the Fourth Proportional to 25,186,102.40, 37,863,134.40 and 21,490,947.20

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Solution

The fourth proportional to 25,186,102.40, 37,863,134.40 and 21,490,947.20 is: 32,308,080.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,186,102.40 : 37,863,134.40 = 21,490,947.20 : x
  2. Step 2: Convert to fraction form
    25,186,102.40/37,863,134.40 = 21,490,947.20/x
  3. Step 3: Cross multiply
    25,186,102.40x = 37,863,134.40 × 21,490,947.20
  4. Step 4: Simplify right side
    25,186,102.40x = 813,714,622,216,903.62
  5. Step 5: Solve for x
    x = 813,714,622,216,903.62/25,186,102.40
  6. Step 6: Final answer
    x = 32,308,080.44

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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.