Home / 8,728,543.67-12,045,763.95-4,861,064.83

Finding the Fourth Proportional to 8,728,543.67, 12,045,763.95 and 4,861,064.83

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Solution

The fourth proportional to 8,728,543.67, 12,045,763.95 and 4,861,064.83 is: 6,708,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,543.67 : 12,045,763.95 = 4,861,064.83 : x
  2. Step 2: Convert to fraction form
    8,728,543.67/12,045,763.95 = 4,861,064.83/x
  3. Step 3: Cross multiply
    8,728,543.67x = 12,045,763.95 × 4,861,064.83
  4. Step 4: Simplify right side
    8,728,543.67x = 58,555,239,475,941.45
  5. Step 5: Solve for x
    x = 58,555,239,475,941.45/8,728,543.67
  6. Step 6: Final answer
    x = 6,708,477.58

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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.