Home / 13,992,992.16-19,309,480.92-7,713,244.88

Finding the Fourth Proportional to 13,992,992.16, 19,309,480.92 and 7,713,244.88

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Solution

The fourth proportional to 13,992,992.16, 19,309,480.92 and 7,713,244.88 is: 10,643,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,992,992.16 : 19,309,480.92 = 7,713,244.88 : x
  2. Step 2: Convert to fraction form
    13,992,992.16/19,309,480.92 = 7,713,244.88/x
  3. Step 3: Cross multiply
    13,992,992.16x = 19,309,480.92 × 7,713,244.88
  4. Step 4: Simplify right side
    13,992,992.16x = 148,938,754,841,647.69
  5. Step 5: Solve for x
    x = 148,938,754,841,647.69/13,992,992.16
  6. Step 6: Final answer
    x = 10,643,810.35

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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.