Home / 48,018,429.63-66,273,806.49-28,450,335.15

Finding the Fourth Proportional to 48,018,429.63, 66,273,806.49 and 28,450,335.15

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Solution

The fourth proportional to 48,018,429.63, 66,273,806.49 and 28,450,335.15 is: 39,266,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,018,429.63 : 66,273,806.49 = 28,450,335.15 : x
  2. Step 2: Convert to fraction form
    48,018,429.63/66,273,806.49 = 28,450,335.15/x
  3. Step 3: Cross multiply
    48,018,429.63x = 66,273,806.49 × 28,450,335.15
  4. Step 4: Simplify right side
    48,018,429.63x = 1,885,512,006,306,745
  5. Step 5: Solve for x
    x = 1,885,512,006,306,745/48,018,429.63
  6. Step 6: Final answer
    x = 39,266,423.76

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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.