Home / 15,181,427.80-22,772,141.70-13,717,012.60

Finding the Fourth Proportional to 15,181,427.80, 22,772,141.70 and 13,717,012.60

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Solution

The fourth proportional to 15,181,427.80, 22,772,141.70 and 13,717,012.60 is: 20,575,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181,427.80 : 22,772,141.70 = 13,717,012.60 : x
  2. Step 2: Convert to fraction form
    15,181,427.80/22,772,141.70 = 13,717,012.60/x
  3. Step 3: Cross multiply
    15,181,427.80x = 22,772,141.70 × 13,717,012.60
  4. Step 4: Simplify right side
    15,181,427.80x = 312,365,754,627,885.38
  5. Step 5: Solve for x
    x = 312,365,754,627,885.38/15,181,427.80
  6. Step 6: Final answer
    x = 20,575,518.90

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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.