Home / 9,861,376.80-14,792,065.20-8,349,722.40

Finding the Fourth Proportional to 9,861,376.80, 14,792,065.20 and 8,349,722.40

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Solution

The fourth proportional to 9,861,376.80, 14,792,065.20 and 8,349,722.40 is: 12,524,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,376.80 : 14,792,065.20 = 8,349,722.40 : x
  2. Step 2: Convert to fraction form
    9,861,376.80/14,792,065.20 = 8,349,722.40/x
  3. Step 3: Cross multiply
    9,861,376.80x = 14,792,065.20 × 8,349,722.40
  4. Step 4: Simplify right side
    9,861,376.80x = 123,509,638,142,700.48
  5. Step 5: Solve for x
    x = 123,509,638,142,700.48/9,861,376.80
  6. Step 6: Final answer
    x = 12,524,583.60

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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.