Home / 9,343,612.80-14,015,419.20-9,186,148.80

Finding the Fourth Proportional to 9,343,612.80, 14,015,419.20 and 9,186,148.80

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Solution

The fourth proportional to 9,343,612.80, 14,015,419.20 and 9,186,148.80 is: 13,779,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343,612.80 : 14,015,419.20 = 9,186,148.80 : x
  2. Step 2: Convert to fraction form
    9,343,612.80/14,015,419.20 = 9,186,148.80/x
  3. Step 3: Cross multiply
    9,343,612.80x = 14,015,419.20 × 9,186,148.80
  4. Step 4: Simplify right side
    9,343,612.80x = 128,747,726,265,576.97
  5. Step 5: Solve for x
    x = 128,747,726,265,576.97/9,343,612.80
  6. Step 6: Final answer
    x = 13,779,223.20

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Double scale
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Similar ratio
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1.5x scale

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.