Home / 8,348,217.60-12,537,532.80-7,303,123.20

Finding the Fourth Proportional to 8,348,217.60, 12,537,532.80 and 7,303,123.20

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Solution

The fourth proportional to 8,348,217.60, 12,537,532.80 and 7,303,123.20 is: 10,967,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348,217.60 : 12,537,532.80 = 7,303,123.20 : x
  2. Step 2: Convert to fraction form
    8,348,217.60/12,537,532.80 = 7,303,123.20/x
  3. Step 3: Cross multiply
    8,348,217.60x = 12,537,532.80 × 7,303,123.20
  4. Step 4: Simplify right side
    8,348,217.60x = 91,563,146,662,440.97
  5. Step 5: Solve for x
    x = 91,563,146,662,440.97/8,348,217.60
  6. Step 6: Final answer
    x = 10,967,987.55

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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.