Home / 10,431,036.10-15,646,554.15-6,604,660.90

Finding the Fourth Proportional to 10,431,036.10, 15,646,554.15 and 6,604,660.90

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Solution

The fourth proportional to 10,431,036.10, 15,646,554.15 and 6,604,660.90 is: 9,906,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,036.10 : 15,646,554.15 = 6,604,660.90 : x
  2. Step 2: Convert to fraction form
    10,431,036.10/15,646,554.15 = 6,604,660.90/x
  3. Step 3: Cross multiply
    10,431,036.10x = 15,646,554.15 × 6,604,660.90
  4. Step 4: Simplify right side
    10,431,036.10x = 103,340,184,414,237.75
  5. Step 5: Solve for x
    x = 103,340,184,414,237.75/10,431,036.10
  6. Step 6: Final answer
    x = 9,906,991.35

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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.