Home / 8,065,673.40-12,098,510.10-6,970,812.60

Finding the Fourth Proportional to 8,065,673.40, 12,098,510.10 and 6,970,812.60

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Solution

The fourth proportional to 8,065,673.40, 12,098,510.10 and 6,970,812.60 is: 10,456,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,673.40 : 12,098,510.10 = 6,970,812.60 : x
  2. Step 2: Convert to fraction form
    8,065,673.40/12,098,510.10 = 6,970,812.60/x
  3. Step 3: Cross multiply
    8,065,673.40x = 12,098,510.10 × 6,970,812.60
  4. Step 4: Simplify right side
    8,065,673.40x = 84,336,446,646,307.25
  5. Step 5: Solve for x
    x = 84,336,446,646,307.25/8,065,673.40
  6. Step 6: Final answer
    x = 10,456,218.90

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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.