Home / 7,884,043.40-11,826,065.10-7,830,899.30

Finding the Fourth Proportional to 7,884,043.40, 11,826,065.10 and 7,830,899.30

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Solution

The fourth proportional to 7,884,043.40, 11,826,065.10 and 7,830,899.30 is: 11,746,348.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,043.40 : 11,826,065.10 = 7,830,899.30 : x
  2. Step 2: Convert to fraction form
    7,884,043.40/11,826,065.10 = 7,830,899.30/x
  3. Step 3: Cross multiply
    7,884,043.40x = 11,826,065.10 × 7,830,899.30
  4. Step 4: Simplify right side
    7,884,043.40x = 92,608,724,913,344.42
  5. Step 5: Solve for x
    x = 92,608,724,913,344.42/7,884,043.40
  6. Step 6: Final answer
    x = 11,746,348.95

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Double scale
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Similar ratio
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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.