Home / 31,321,686.66-46,926,941.78-13,085,748.02

Finding the Fourth Proportional to 31,321,686.66, 46,926,941.78 and 13,085,748.02

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Solution

The fourth proportional to 31,321,686.66, 46,926,941.78 and 13,085,748.02 is: 19,605,398.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,321,686.66 : 46,926,941.78 = 13,085,748.02 : x
  2. Step 2: Convert to fraction form
    31,321,686.66/46,926,941.78 = 13,085,748.02/x
  3. Step 3: Cross multiply
    31,321,686.66x = 46,926,941.78 × 13,085,748.02
  4. Step 4: Simplify right side
    31,321,686.66x = 614,074,135,482,290.25
  5. Step 5: Solve for x
    x = 614,074,135,482,290.25/31,321,686.66
  6. Step 6: Final answer
    x = 19,605,398.08

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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.