Home / 31,366,419.10-46,986,643.05-17,887,500.70

Finding the Fourth Proportional to 31,366,419.10, 46,986,643.05 and 17,887,500.70

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Solution

The fourth proportional to 31,366,419.10, 46,986,643.05 and 17,887,500.70 is: 26,795,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,366,419.10 : 46,986,643.05 = 17,887,500.70 : x
  2. Step 2: Convert to fraction form
    31,366,419.10/46,986,643.05 = 17,887,500.70/x
  3. Step 3: Cross multiply
    31,366,419.10x = 46,986,643.05 × 17,887,500.70
  4. Step 4: Simplify right side
    31,366,419.10x = 840,473,610,447,525
  5. Step 5: Solve for x
    x = 840,473,610,447,525/31,366,419.10
  6. Step 6: Final answer
    x = 26,795,331.90

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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.