Home / 8,019,031.80-12,032,003.70-4,656,113.40

Finding the Fourth Proportional to 8,019,031.80, 12,032,003.70 and 4,656,113.40

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Solution

The fourth proportional to 8,019,031.80, 12,032,003.70 and 4,656,113.40 is: 6,986,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,031.80 : 12,032,003.70 = 4,656,113.40 : x
  2. Step 2: Convert to fraction form
    8,019,031.80/12,032,003.70 = 4,656,113.40/x
  3. Step 3: Cross multiply
    8,019,031.80x = 12,032,003.70 × 4,656,113.40
  4. Step 4: Simplify right side
    8,019,031.80x = 56,022,373,656,419.58
  5. Step 5: Solve for x
    x = 56,022,373,656,419.58/8,019,031.80
  6. Step 6: Final answer
    x = 6,986,176.77

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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.