Home / 9,343,856.80-14,015,785.20-9,133,904.80

Finding the Fourth Proportional to 9,343,856.80, 14,015,785.20 and 9,133,904.80

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Solution

The fourth proportional to 9,343,856.80, 14,015,785.20 and 9,133,904.80 is: 13,700,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343,856.80 : 14,015,785.20 = 9,133,904.80 : x
  2. Step 2: Convert to fraction form
    9,343,856.80/14,015,785.20 = 9,133,904.80/x
  3. Step 3: Cross multiply
    9,343,856.80x = 14,015,785.20 × 9,133,904.80
  4. Step 4: Simplify right side
    9,343,856.80x = 128,018,847,714,048.97
  5. Step 5: Solve for x
    x = 128,018,847,714,048.97/9,343,856.80
  6. Step 6: Final answer
    x = 13,700,857.20

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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.