Home / 10,282,338.51-15,420,402.23-3,091,963.65

Finding the Fourth Proportional to 10,282,338.51, 15,420,402.23 and 3,091,963.65

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Solution

The fourth proportional to 10,282,338.51, 15,420,402.23 and 3,091,963.65 is: 4,637,011.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282,338.51 : 15,420,402.23 = 3,091,963.65 : x
  2. Step 2: Convert to fraction form
    10,282,338.51/15,420,402.23 = 3,091,963.65/x
  3. Step 3: Cross multiply
    10,282,338.51x = 15,420,402.23 × 3,091,963.65
  4. Step 4: Simplify right side
    10,282,338.51x = 47,679,323,148,079.12
  5. Step 5: Solve for x
    x = 47,679,323,148,079.12/10,282,338.51
  6. Step 6: Final answer
    x = 4,637,011.62

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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.