Home / 12,560,090.10-18,840,135.15-9,371,444.10

Finding the Fourth Proportional to 12,560,090.10, 18,840,135.15 and 9,371,444.10

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Solution

The fourth proportional to 12,560,090.10, 18,840,135.15 and 9,371,444.10 is: 14,057,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560,090.10 : 18,840,135.15 = 9,371,444.10 : x
  2. Step 2: Convert to fraction form
    12,560,090.10/18,840,135.15 = 9,371,444.10/x
  3. Step 3: Cross multiply
    12,560,090.10x = 18,840,135.15 × 9,371,444.10
  4. Step 4: Simplify right side
    12,560,090.10x = 176,559,273,394,670.09
  5. Step 5: Solve for x
    x = 176,559,273,394,670.09/12,560,090.10
  6. Step 6: Final answer
    x = 14,057,166.15

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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.