Home / 13,248,002.70-19,872,004.05-9,888,770.70

Finding the Fourth Proportional to 13,248,002.70, 19,872,004.05 and 9,888,770.70

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Solution

The fourth proportional to 13,248,002.70, 19,872,004.05 and 9,888,770.70 is: 14,833,156.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,002.70 : 19,872,004.05 = 9,888,770.70 : x
  2. Step 2: Convert to fraction form
    13,248,002.70/19,872,004.05 = 9,888,770.70/x
  3. Step 3: Cross multiply
    13,248,002.70x = 19,872,004.05 × 9,888,770.70
  4. Step 4: Simplify right side
    13,248,002.70x = 196,509,691,399,921.31
  5. Step 5: Solve for x
    x = 196,509,691,399,921.31/13,248,002.70
  6. Step 6: Final answer
    x = 14,833,156.05

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1.5x scale

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.