Home / 35,871,029.60-53,811,793.20-18,832,987.40

Finding the Fourth Proportional to 35,871,029.60, 53,811,793.20 and 18,832,987.40

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Solution

The fourth proportional to 35,871,029.60, 53,811,793.20 and 18,832,987.40 is: 28,252,236.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871,029.60 : 53,811,793.20 = 18,832,987.40 : x
  2. Step 2: Convert to fraction form
    35,871,029.60/53,811,793.20 = 18,832,987.40/x
  3. Step 3: Cross multiply
    35,871,029.60x = 53,811,793.20 × 18,832,987.40
  4. Step 4: Simplify right side
    35,871,029.60x = 1,013,436,823,307,005.62
  5. Step 5: Solve for x
    x = 1,013,436,823,307,005.62/35,871,029.60
  6. Step 6: Final answer
    x = 28,252,236.82

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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.