Home / 8,920,182.80-12,309,457.92-5,052,626.40

Finding the Fourth Proportional to 8,920,182.80, 12,309,457.92 and 5,052,626.40

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Solution

The fourth proportional to 8,920,182.80, 12,309,457.92 and 5,052,626.40 is: 6,972,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,182.80 : 12,309,457.92 = 5,052,626.40 : x
  2. Step 2: Convert to fraction form
    8,920,182.80/12,309,457.92 = 5,052,626.40/x
  3. Step 3: Cross multiply
    8,920,182.80x = 12,309,457.92 × 5,052,626.40
  4. Step 4: Simplify right side
    8,920,182.80x = 62,195,092,056,281.09
  5. Step 5: Solve for x
    x = 62,195,092,056,281.09/8,920,182.80
  6. Step 6: Final answer
    x = 6,972,401.07

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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.