Home / 7,700,515.28-10,626,714.17-4,216,079.86

Finding the Fourth Proportional to 7,700,515.28, 10,626,714.17 and 4,216,079.86

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Solution

The fourth proportional to 7,700,515.28, 10,626,714.17 and 4,216,079.86 is: 5,818,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,515.28 : 10,626,714.17 = 4,216,079.86 : x
  2. Step 2: Convert to fraction form
    7,700,515.28/10,626,714.17 = 4,216,079.86/x
  3. Step 3: Cross multiply
    7,700,515.28x = 10,626,714.17 × 4,216,079.86
  4. Step 4: Simplify right side
    7,700,515.28x = 44,803,075,590,113.62
  5. Step 5: Solve for x
    x = 44,803,075,590,113.62/7,700,515.28
  6. Step 6: Final answer
    x = 5,818,191.90

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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.