Home / 9,939,311.80-14,908,967.70-9,771,350.20

Finding the Fourth Proportional to 9,939,311.80, 14,908,967.70 and 9,771,350.20

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Solution

The fourth proportional to 9,939,311.80, 14,908,967.70 and 9,771,350.20 is: 14,657,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939,311.80 : 14,908,967.70 = 9,771,350.20 : x
  2. Step 2: Convert to fraction form
    9,939,311.80/14,908,967.70 = 9,771,350.20/x
  3. Step 3: Cross multiply
    9,939,311.80x = 14,908,967.70 × 9,771,350.20
  4. Step 4: Simplify right side
    9,939,311.80x = 145,680,744,517,188.53
  5. Step 5: Solve for x
    x = 145,680,744,517,188.53/9,939,311.80
  6. Step 6: Final answer
    x = 14,657,025.30

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Double scale
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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.