Home / 90,669,873.83-136,006,287.01-25,973,427.47

Finding the Fourth Proportional to 90,669,873.83, 136,006,287.01 and 25,973,427.47

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Solution

The fourth proportional to 90,669,873.83, 136,006,287.01 and 25,973,427.47 is: 38,960,564.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,669,873.83 : 136,006,287.01 = 25,973,427.47 : x
  2. Step 2: Convert to fraction form
    90,669,873.83/136,006,287.01 = 25,973,427.47/x
  3. Step 3: Cross multiply
    90,669,873.83x = 136,006,287.01 × 25,973,427.47
  4. Step 4: Simplify right side
    90,669,873.83x = 3,532,549,430,373,273
  5. Step 5: Solve for x
    x = 3,532,549,430,373,273/90,669,873.83
  6. Step 6: Final answer
    x = 38,960,564.09

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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.