Home / 14,133,077.90-21,199,616.85-9,290,321.80

Finding the Fourth Proportional to 14,133,077.90, 21,199,616.85 and 9,290,321.80

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Solution

The fourth proportional to 14,133,077.90, 21,199,616.85 and 9,290,321.80 is: 13,935,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133,077.90 : 21,199,616.85 = 9,290,321.80 : x
  2. Step 2: Convert to fraction form
    14,133,077.90/21,199,616.85 = 9,290,321.80/x
  3. Step 3: Cross multiply
    14,133,077.90x = 21,199,616.85 × 9,290,321.80
  4. Step 4: Simplify right side
    14,133,077.90x = 196,951,262,573,202.38
  5. Step 5: Solve for x
    x = 196,951,262,573,202.38/14,133,077.90
  6. Step 6: Final answer
    x = 13,935,482.70

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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.