Home / 53,164,372.41-79,746,558.66-12,774,856.41

Finding the Fourth Proportional to 53,164,372.41, 79,746,558.66 and 12,774,856.41

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Solution

The fourth proportional to 53,164,372.41, 79,746,558.66 and 12,774,856.41 is: 19,162,284.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164,372.41 : 79,746,558.66 = 12,774,856.41 : x
  2. Step 2: Convert to fraction form
    53,164,372.41/79,746,558.66 = 12,774,856.41/x
  3. Step 3: Cross multiply
    53,164,372.41x = 79,746,558.66 × 12,774,856.41
  4. Step 4: Simplify right side
    53,164,372.41x = 1,018,750,836,073,142
  5. Step 5: Solve for x
    x = 1,018,750,836,073,142/53,164,372.41
  6. Step 6: Final answer
    x = 19,162,284.63

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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.