Home / 53,164,354.60-79,746,531.90-12,774,838.60

Finding the Fourth Proportional to 53,164,354.60, 79,746,531.90 and 12,774,838.60

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Solution

The fourth proportional to 53,164,354.60, 79,746,531.90 and 12,774,838.60 is: 19,162,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164,354.60 : 79,746,531.90 = 12,774,838.60 : x
  2. Step 2: Convert to fraction form
    53,164,354.60/79,746,531.90 = 12,774,838.60/x
  3. Step 3: Cross multiply
    53,164,354.60x = 79,746,531.90 × 12,774,838.60
  4. Step 4: Simplify right side
    53,164,354.60x = 1,018,749,073,932,251.38
  5. Step 5: Solve for x
    x = 1,018,749,073,932,251.38/53,164,354.60
  6. Step 6: Final answer
    x = 19,162,257.90

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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.