Home / 25,130,284.92-34,681,274.56-18,924,382.64

Finding the Fourth Proportional to 25,130,284.92, 34,681,274.56 and 18,924,382.64

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Solution

The fourth proportional to 25,130,284.92, 34,681,274.56 and 18,924,382.64 is: 26,116,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,130,284.92 : 34,681,274.56 = 18,924,382.64 : x
  2. Step 2: Convert to fraction form
    25,130,284.92/34,681,274.56 = 18,924,382.64/x
  3. Step 3: Cross multiply
    25,130,284.92x = 34,681,274.56 × 18,924,382.64
  4. Step 4: Simplify right side
    25,130,284.92x = 656,321,710,255,729.75
  5. Step 5: Solve for x
    x = 656,321,710,255,729.75/25,130,284.92
  6. Step 6: Final answer
    x = 26,116,763.59

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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.