Home / 42,851,117.60-64,250,775.03-17,262,240.74

Finding the Fourth Proportional to 42,851,117.60, 64,250,775.03 and 17,262,240.74

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Solution

The fourth proportional to 42,851,117.60, 64,250,775.03 and 17,262,240.74 is: 25,882,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,851,117.60 : 64,250,775.03 = 17,262,240.74 : x
  2. Step 2: Convert to fraction form
    42,851,117.60/64,250,775.03 = 17,262,240.74/x
  3. Step 3: Cross multiply
    42,851,117.60x = 64,250,775.03 × 17,262,240.74
  4. Step 4: Simplify right side
    42,851,117.60x = 1,109,112,346,299,440.62
  5. Step 5: Solve for x
    x = 1,109,112,346,299,440.62/42,851,117.60
  6. Step 6: Final answer
    x = 25,882,926.94

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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.