Home / 15,064,556.54-20,791,359.27-9,187,602.02

Finding the Fourth Proportional to 15,064,556.54, 20,791,359.27 and 9,187,602.02

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Solution

The fourth proportional to 15,064,556.54, 20,791,359.27 and 9,187,602.02 is: 12,680,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,064,556.54 : 20,791,359.27 = 9,187,602.02 : x
  2. Step 2: Convert to fraction form
    15,064,556.54/20,791,359.27 = 9,187,602.02/x
  3. Step 3: Cross multiply
    15,064,556.54x = 20,791,359.27 × 9,187,602.02
  4. Step 4: Simplify right side
    15,064,556.54x = 191,022,734,427,597.72
  5. Step 5: Solve for x
    x = 191,022,734,427,597.72/15,064,556.54
  6. Step 6: Final answer
    x = 12,680,275.98

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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.