Home / 19,927,382.40-29,896,322.40-7,146,554.40

Finding the Fourth Proportional to 19,927,382.40, 29,896,322.40 and 7,146,554.40

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Solution

The fourth proportional to 19,927,382.40, 29,896,322.40 and 7,146,554.40 is: 10,721,713.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927,382.40 : 29,896,322.40 = 7,146,554.40 : x
  2. Step 2: Convert to fraction form
    19,927,382.40/29,896,322.40 = 7,146,554.40/x
  3. Step 3: Cross multiply
    19,927,382.40x = 29,896,322.40 × 7,146,554.40
  4. Step 4: Simplify right side
    19,927,382.40x = 213,655,694,391,538.56
  5. Step 5: Solve for x
    x = 213,655,694,391,538.56/19,927,382.40
  6. Step 6: Final answer
    x = 10,721,713.98

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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.