Home / 28,232,358.34-42,298,437.03-11,801,422.48

Finding the Fourth Proportional to 28,232,358.34, 42,298,437.03 and 11,801,422.48

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Solution

The fourth proportional to 28,232,358.34, 42,298,437.03 and 11,801,422.48 is: 17,681,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,358.34 : 42,298,437.03 = 11,801,422.48 : x
  2. Step 2: Convert to fraction form
    28,232,358.34/42,298,437.03 = 11,801,422.48/x
  3. Step 3: Cross multiply
    28,232,358.34x = 42,298,437.03 × 11,801,422.48
  4. Step 4: Simplify right side
    28,232,358.34x = 499,181,725,423,214.25
  5. Step 5: Solve for x
    x = 499,181,725,423,214.25/28,232,358.34
  6. Step 6: Final answer
    x = 17,681,191.19

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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.