Home / 12,205,254.60-16,852,209.30-10,693,600.20

Finding the Fourth Proportional to 12,205,254.60, 16,852,209.30 and 10,693,600.20

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Solution

The fourth proportional to 12,205,254.60, 16,852,209.30 and 10,693,600.20 is: 14,765,016.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,205,254.60 : 16,852,209.30 = 10,693,600.20 : x
  2. Step 2: Convert to fraction form
    12,205,254.60/16,852,209.30 = 10,693,600.20/x
  3. Step 3: Cross multiply
    12,205,254.60x = 16,852,209.30 × 10,693,600.20
  4. Step 4: Simplify right side
    12,205,254.60x = 180,210,788,740,921.84
  5. Step 5: Solve for x
    x = 180,210,788,740,921.84/12,205,254.60
  6. Step 6: Final answer
    x = 14,765,016.76

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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.