Home / 9,898,324.80-14,847,487.20-9,180,879.45

Finding the Fourth Proportional to 9,898,324.80, 14,847,487.20 and 9,180,879.45

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Solution

The fourth proportional to 9,898,324.80, 14,847,487.20 and 9,180,879.45 is: 13,771,319.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898,324.80 : 14,847,487.20 = 9,180,879.45 : x
  2. Step 2: Convert to fraction form
    9,898,324.80/14,847,487.20 = 9,180,879.45/x
  3. Step 3: Cross multiply
    9,898,324.80x = 14,847,487.20 × 9,180,879.45
  4. Step 4: Simplify right side
    9,898,324.80x = 136,312,990,118,618.02
  5. Step 5: Solve for x
    x = 136,312,990,118,618.02/9,898,324.80
  6. Step 6: Final answer
    x = 13,771,319.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.