Home / 7,716,729.86-10,648,319.92-4,454,595.54

Finding the Fourth Proportional to 7,716,729.86, 10,648,319.92 and 4,454,595.54

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Solution

The fourth proportional to 7,716,729.86, 10,648,319.92 and 4,454,595.54 is: 6,146,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716,729.86 : 10,648,319.92 = 4,454,595.54 : x
  2. Step 2: Convert to fraction form
    7,716,729.86/10,648,319.92 = 4,454,595.54/x
  3. Step 3: Cross multiply
    7,716,729.86x = 10,648,319.92 × 4,454,595.54
  4. Step 4: Simplify right side
    7,716,729.86x = 47,433,958,424,125.16
  5. Step 5: Solve for x
    x = 47,433,958,424,125.16/7,716,729.86
  6. Step 6: Final answer
    x = 6,146,898.92

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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.