Home / 15,595,707.60-21,520,632.17-8,626,235.16

Finding the Fourth Proportional to 15,595,707.60, 21,520,632.17 and 8,626,235.16

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Solution

The fourth proportional to 15,595,707.60, 21,520,632.17 and 8,626,235.16 is: 11,903,405.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595,707.60 : 21,520,632.17 = 8,626,235.16 : x
  2. Step 2: Convert to fraction form
    15,595,707.60/21,520,632.17 = 8,626,235.16/x
  3. Step 3: Cross multiply
    15,595,707.60x = 21,520,632.17 × 8,626,235.16
  4. Step 4: Simplify right side
    15,595,707.60x = 185,642,033,847,149.91
  5. Step 5: Solve for x
    x = 185,642,033,847,149.91/15,595,707.60
  6. Step 6: Final answer
    x = 11,903,405.64

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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.