Home / 6,513,995.67-8,990,392.08-3,614,320.71

Finding the Fourth Proportional to 6,513,995.67, 8,990,392.08 and 3,614,320.71

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Solution

The fourth proportional to 6,513,995.67, 8,990,392.08 and 3,614,320.71 is: 4,988,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,995.67 : 8,990,392.08 = 3,614,320.71 : x
  2. Step 2: Convert to fraction form
    6,513,995.67/8,990,392.08 = 3,614,320.71/x
  3. Step 3: Cross multiply
    6,513,995.67x = 8,990,392.08 × 3,614,320.71
  4. Step 4: Simplify right side
    6,513,995.67x = 32,494,160,285,763.98
  5. Step 5: Solve for x
    x = 32,494,160,285,763.98/6,513,995.67
  6. Step 6: Final answer
    x = 4,988,360.74

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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.