Home / 9,308,630.16-12,847,079.52-5,234,220

Finding the Fourth Proportional to 9,308,630.16, 12,847,079.52 and 5,234,220

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Solution

The fourth proportional to 9,308,630.16, 12,847,079.52 and 5,234,220 is: 7,223,881.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308,630.16 : 12,847,079.52 = 5,234,220 : x
  2. Step 2: Convert to fraction form
    9,308,630.16/12,847,079.52 = 5,234,220/x
  3. Step 3: Cross multiply
    9,308,630.16x = 12,847,079.52 × 5,234,220
  4. Step 4: Simplify right side
    9,308,630.16x = 67,244,440,565,174.40
  5. Step 5: Solve for x
    x = 67,244,440,565,174.40/9,308,630.16
  6. Step 6: Final answer
    x = 7,223,881.43

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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.