Home / 7,046,397.87-10,569,602.62-1,928,870.21

Finding the Fourth Proportional to 7,046,397.87, 10,569,602.62 and 1,928,870.21

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Solution

The fourth proportional to 7,046,397.87, 10,569,602.62 and 1,928,870.21 is: 2,893,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,046,397.87 : 10,569,602.62 = 1,928,870.21 : x
  2. Step 2: Convert to fraction form
    7,046,397.87/10,569,602.62 = 1,928,870.21/x
  3. Step 3: Cross multiply
    7,046,397.87x = 10,569,602.62 × 1,928,870.21
  4. Step 4: Simplify right side
    7,046,397.87x = 20,387,391,654,091.04
  5. Step 5: Solve for x
    x = 20,387,391,654,091.04/7,046,397.87
  6. Step 6: Final answer
    x = 2,893,306.91

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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.