Home / 8,310,948.40-12,466,422.60-5,616,564.40

Finding the Fourth Proportional to 8,310,948.40, 12,466,422.60 and 5,616,564.40

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Solution

The fourth proportional to 8,310,948.40, 12,466,422.60 and 5,616,564.40 is: 8,424,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310,948.40 : 12,466,422.60 = 5,616,564.40 : x
  2. Step 2: Convert to fraction form
    8,310,948.40/12,466,422.60 = 5,616,564.40/x
  3. Step 3: Cross multiply
    8,310,948.40x = 12,466,422.60 × 5,616,564.40
  4. Step 4: Simplify right side
    8,310,948.40x = 70,018,465,370,515.45
  5. Step 5: Solve for x
    x = 70,018,465,370,515.45/8,310,948.40
  6. Step 6: Final answer
    x = 8,424,846.60

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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.