Home / 8,432,436.78-11,636,766.63-4,564,957.86

Finding the Fourth Proportional to 8,432,436.78, 11,636,766.63 and 4,564,957.86

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Solution

The fourth proportional to 8,432,436.78, 11,636,766.63 and 4,564,957.86 is: 6,299,643.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432,436.78 : 11,636,766.63 = 4,564,957.86 : x
  2. Step 2: Convert to fraction form
    8,432,436.78/11,636,766.63 = 4,564,957.86/x
  3. Step 3: Cross multiply
    8,432,436.78x = 11,636,766.63 × 4,564,957.86
  4. Step 4: Simplify right side
    8,432,436.78x = 53,121,349,292,604.22
  5. Step 5: Solve for x
    x = 53,121,349,292,604.22/8,432,436.78
  6. Step 6: Final answer
    x = 6,299,643.94

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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.