Home / 6,912,862.38-10,369,294.65-1,864,173.42

Finding the Fourth Proportional to 6,912,862.38, 10,369,294.65 and 1,864,173.42

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Solution

The fourth proportional to 6,912,862.38, 10,369,294.65 and 1,864,173.42 is: 2,796,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,862.38 : 10,369,294.65 = 1,864,173.42 : x
  2. Step 2: Convert to fraction form
    6,912,862.38/10,369,294.65 = 1,864,173.42/x
  3. Step 3: Cross multiply
    6,912,862.38x = 10,369,294.65 × 1,864,173.42
  4. Step 4: Simplify right side
    6,912,862.38x = 19,330,163,470,678.20
  5. Step 5: Solve for x
    x = 19,330,163,470,678.20/6,912,862.38
  6. Step 6: Final answer
    x = 2,796,260.42

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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.