Home / 7,031,351.65-9,704,783-4,278,925.90

Finding the Fourth Proportional to 7,031,351.65, 9,704,783 and 4,278,925.90

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Solution

The fourth proportional to 7,031,351.65, 9,704,783 and 4,278,925.90 is: 5,905,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031,351.65 : 9,704,783 = 4,278,925.90 : x
  2. Step 2: Convert to fraction form
    7,031,351.65/9,704,783 = 4,278,925.90/x
  3. Step 3: Cross multiply
    7,031,351.65x = 9,704,783 × 4,278,925.90
  4. Step 4: Simplify right side
    7,031,351.65x = 41,526,047,332,579.70
  5. Step 5: Solve for x
    x = 41,526,047,332,579.70/7,031,351.65
  6. Step 6: Final answer
    x = 5,905,841.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.