Home / 6,849,246.32-10,275,341.83-1,991,637.20

Finding the Fourth Proportional to 6,849,246.32, 10,275,341.83 and 1,991,637.20

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Solution

The fourth proportional to 6,849,246.32, 10,275,341.83 and 1,991,637.20 is: 2,987,883.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,246.32 : 10,275,341.83 = 1,991,637.20 : x
  2. Step 2: Convert to fraction form
    6,849,246.32/10,275,341.83 = 1,991,637.20/x
  3. Step 3: Cross multiply
    6,849,246.32x = 10,275,341.83 × 1,991,637.20
  4. Step 4: Simplify right side
    6,849,246.32x = 20,464,753,031,344.07
  5. Step 5: Solve for x
    x = 20,464,753,031,344.07/6,849,246.32
  6. Step 6: Final answer
    x = 2,987,883.93

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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.