Home / 12,254,537.60-16,900,252.80-7,671,276.80

Finding the Fourth Proportional to 12,254,537.60, 16,900,252.80 and 7,671,276.80

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Solution

The fourth proportional to 12,254,537.60, 16,900,252.80 and 7,671,276.80 is: 10,579,470.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,537.60 : 16,900,252.80 = 7,671,276.80 : x
  2. Step 2: Convert to fraction form
    12,254,537.60/16,900,252.80 = 7,671,276.80/x
  3. Step 3: Cross multiply
    12,254,537.60x = 16,900,252.80 × 7,671,276.80
  4. Step 4: Simplify right side
    12,254,537.60x = 129,646,517,218,775.05
  5. Step 5: Solve for x
    x = 129,646,517,218,775.05/12,254,537.60
  6. Step 6: Final answer
    x = 10,579,470.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.