Home / 7,769,807.40-11,654,711.10-7,508,533.80

Finding the Fourth Proportional to 7,769,807.40, 11,654,711.10 and 7,508,533.80

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Solution

The fourth proportional to 7,769,807.40, 11,654,711.10 and 7,508,533.80 is: 11,262,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,807.40 : 11,654,711.10 = 7,508,533.80 : x
  2. Step 2: Convert to fraction form
    7,769,807.40/11,654,711.10 = 7,508,533.80/x
  3. Step 3: Cross multiply
    7,769,807.40x = 11,654,711.10 × 7,508,533.80
  4. Step 4: Simplify right side
    7,769,807.40x = 87,509,792,223,585.17
  5. Step 5: Solve for x
    x = 87,509,792,223,585.17/7,769,807.40
  6. Step 6: Final answer
    x = 11,262,800.70

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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.