Home / 78,059,995.01-117,007,596.08-26,195,422.25

Finding the Fourth Proportional to 78,059,995.01, 117,007,596.08 and 26,195,422.25

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Solution

The fourth proportional to 78,059,995.01, 117,007,596.08 and 26,195,422.25 is: 39,265,482.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,059,995.01 : 117,007,596.08 = 26,195,422.25 : x
  2. Step 2: Convert to fraction form
    78,059,995.01/117,007,596.08 = 26,195,422.25/x
  3. Step 3: Cross multiply
    78,059,995.01x = 117,007,596.08 × 26,195,422.25
  4. Step 4: Simplify right side
    78,059,995.01x = 3,065,063,385,057,030
  5. Step 5: Solve for x
    x = 3,065,063,385,057,030/78,059,995.01
  6. Step 6: Final answer
    x = 39,265,482.72

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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.