Home / 31,366,419.60-46,986,643.80-17,887,501.20

Finding the Fourth Proportional to 31,366,419.60, 46,986,643.80 and 17,887,501.20

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Solution

The fourth proportional to 31,366,419.60, 46,986,643.80 and 17,887,501.20 is: 26,795,332.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,366,419.60 : 46,986,643.80 = 17,887,501.20 : x
  2. Step 2: Convert to fraction form
    31,366,419.60/46,986,643.80 = 17,887,501.20/x
  3. Step 3: Cross multiply
    31,366,419.60x = 46,986,643.80 × 17,887,501.20
  4. Step 4: Simplify right side
    31,366,419.60x = 840,473,647,356,472.50
  5. Step 5: Solve for x
    x = 840,473,647,356,472.50/31,366,419.60
  6. Step 6: Final answer
    x = 26,795,332.65

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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.