Home / 26,506,231.80-39,759,347.70-21,719,326.20

Finding the Fourth Proportional to 26,506,231.80, 39,759,347.70 and 21,719,326.20

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Solution

The fourth proportional to 26,506,231.80, 39,759,347.70 and 21,719,326.20 is: 32,578,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,506,231.80 : 39,759,347.70 = 21,719,326.20 : x
  2. Step 2: Convert to fraction form
    26,506,231.80/39,759,347.70 = 21,719,326.20/x
  3. Step 3: Cross multiply
    26,506,231.80x = 39,759,347.70 × 21,719,326.20
  4. Step 4: Simplify right side
    26,506,231.80x = 863,546,242,195,519.75
  5. Step 5: Solve for x
    x = 863,546,242,195,519.75/26,506,231.80
  6. Step 6: Final answer
    x = 32,578,989.30

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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.