Home / 75,454,128.71-113,181,051.80-23,642,697.78

Finding the Fourth Proportional to 75,454,128.71, 113,181,051.80 and 23,642,697.78

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Solution

The fourth proportional to 75,454,128.71, 113,181,051.80 and 23,642,697.78 is: 35,464,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,454,128.71 : 113,181,051.80 = 23,642,697.78 : x
  2. Step 2: Convert to fraction form
    75,454,128.71/113,181,051.80 = 23,642,697.78/x
  3. Step 3: Cross multiply
    75,454,128.71x = 113,181,051.80 × 23,642,697.78
  4. Step 4: Simplify right side
    75,454,128.71x = 2,675,905,402,129,925
  5. Step 5: Solve for x
    x = 2,675,905,402,129,925/75,454,128.71
  6. Step 6: Final answer
    x = 35,464,002.41

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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.