Home / 13,849,689.79-19,113,561.43-7,654,603.14

Finding the Fourth Proportional to 13,849,689.79, 19,113,561.43 and 7,654,603.14

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Solution

The fourth proportional to 13,849,689.79, 19,113,561.43 and 7,654,603.14 is: 10,563,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849,689.79 : 19,113,561.43 = 7,654,603.14 : x
  2. Step 2: Convert to fraction form
    13,849,689.79/19,113,561.43 = 7,654,603.14/x
  3. Step 3: Cross multiply
    13,849,689.79x = 19,113,561.43 × 7,654,603.14
  4. Step 4: Simplify right side
    13,849,689.79x = 146,306,727,319,524.38
  5. Step 5: Solve for x
    x = 146,306,727,319,524.38/13,849,689.79
  6. Step 6: Final answer
    x = 10,563,899.23

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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.