Home / 47,905,606.40-71,868,907.20-15,552,003.20

Finding the Fourth Proportional to 47,905,606.40, 71,868,907.20 and 15,552,003.20

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Solution

The fourth proportional to 47,905,606.40, 71,868,907.20 and 15,552,003.20 is: 23,331,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905,606.40 : 71,868,907.20 = 15,552,003.20 : x
  2. Step 2: Convert to fraction form
    47,905,606.40/71,868,907.20 = 15,552,003.20/x
  3. Step 3: Cross multiply
    47,905,606.40x = 71,868,907.20 × 15,552,003.20
  4. Step 4: Simplify right side
    47,905,606.40x = 1,117,705,474,754,903
  5. Step 5: Solve for x
    x = 1,117,705,474,754,903/47,905,606.40
  6. Step 6: Final answer
    x = 23,331,412.72

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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.