Home / 7,700,515.03-10,626,713.82-4,216,079.61

Finding the Fourth Proportional to 7,700,515.03, 10,626,713.82 and 4,216,079.61

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Solution

The fourth proportional to 7,700,515.03, 10,626,713.82 and 4,216,079.61 is: 5,818,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,515.03 : 10,626,713.82 = 4,216,079.61 : x
  2. Step 2: Convert to fraction form
    7,700,515.03/10,626,713.82 = 4,216,079.61/x
  3. Step 3: Cross multiply
    7,700,515.03x = 10,626,713.82 × 4,216,079.61
  4. Step 4: Simplify right side
    7,700,515.03x = 44,803,071,457,807.22
  5. Step 5: Solve for x
    x = 44,803,071,457,807.22/7,700,515.03
  6. Step 6: Final answer
    x = 5,818,191.55

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1.5x scale

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.