Home / 25,654,323.51-35,406,488.88-15,729,450.75

Finding the Fourth Proportional to 25,654,323.51, 35,406,488.88 and 15,729,450.75

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Solution

The fourth proportional to 25,654,323.51, 35,406,488.88 and 15,729,450.75 is: 21,708,801.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654,323.51 : 35,406,488.88 = 15,729,450.75 : x
  2. Step 2: Convert to fraction form
    25,654,323.51/35,406,488.88 = 15,729,450.75/x
  3. Step 3: Cross multiply
    25,654,323.51x = 35,406,488.88 × 15,729,450.75
  4. Step 4: Simplify right side
    25,654,323.51x = 556,924,623,068,382.69
  5. Step 5: Solve for x
    x = 556,924,623,068,382.69/25,654,323.51
  6. Step 6: Final answer
    x = 21,708,801.75

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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.