Home / 9,180,830.40-12,669,545.86-5,050,772.82

Finding the Fourth Proportional to 9,180,830.40, 12,669,545.86 and 5,050,772.82

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Solution

The fourth proportional to 9,180,830.40, 12,669,545.86 and 5,050,772.82 is: 6,970,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,830.40 : 12,669,545.86 = 5,050,772.82 : x
  2. Step 2: Convert to fraction form
    9,180,830.40/12,669,545.86 = 5,050,772.82/x
  3. Step 3: Cross multiply
    9,180,830.40x = 12,669,545.86 × 5,050,772.82
  4. Step 4: Simplify right side
    9,180,830.40x = 63,990,997,887,215.20
  5. Step 5: Solve for x
    x = 63,990,997,887,215.20/9,180,830.40
  6. Step 6: Final answer
    x = 6,970,066.44

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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.