Home / 13,849,718.12-19,113,600.00-7,654,631.70

Finding the Fourth Proportional to 13,849,718.12, 19,113,600.00 and 7,654,631.70

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Solution

The fourth proportional to 13,849,718.12, 19,113,600.00 and 7,654,631.70 is: 10,563,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849,718.12 : 19,113,600.00 = 7,654,631.70 : x
  2. Step 2: Convert to fraction form
    13,849,718.12/19,113,600.00 = 7,654,631.70/x
  3. Step 3: Cross multiply
    13,849,718.12x = 19,113,600.00 × 7,654,631.70
  4. Step 4: Simplify right side
    13,849,718.12x = 146,307,568,561,500.88
  5. Step 5: Solve for x
    x = 146,307,568,561,500.88/13,849,718.12
  6. Step 6: Final answer
    x = 10,563,938.36

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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.