Home / 9,203,927.10-13,805,890.65-3,145,499.70

Finding the Fourth Proportional to 9,203,927.10, 13,805,890.65 and 3,145,499.70

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Solution

The fourth proportional to 9,203,927.10, 13,805,890.65 and 3,145,499.70 is: 4,718,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203,927.10 : 13,805,890.65 = 3,145,499.70 : x
  2. Step 2: Convert to fraction form
    9,203,927.10/13,805,890.65 = 3,145,499.70/x
  3. Step 3: Cross multiply
    9,203,927.10x = 13,805,890.65 × 3,145,499.70
  4. Step 4: Simplify right side
    9,203,927.10x = 43,426,424,897,807.81
  5. Step 5: Solve for x
    x = 43,426,424,897,807.81/9,203,927.10
  6. Step 6: Final answer
    x = 4,718,249.55

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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.