Home / 8,352,031.90-12,528,047.85-5,657,647.90

Finding the Fourth Proportional to 8,352,031.90, 12,528,047.85 and 5,657,647.90

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Solution

The fourth proportional to 8,352,031.90, 12,528,047.85 and 5,657,647.90 is: 8,486,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,031.90 : 12,528,047.85 = 5,657,647.90 : x
  2. Step 2: Convert to fraction form
    8,352,031.90/12,528,047.85 = 5,657,647.90/x
  3. Step 3: Cross multiply
    8,352,031.90x = 12,528,047.85 × 5,657,647.90
  4. Step 4: Simplify right side
    8,352,031.90x = 70,879,283,609,652.02
  5. Step 5: Solve for x
    x = 70,879,283,609,652.02/8,352,031.90
  6. Step 6: Final answer
    x = 8,486,471.85

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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.