Home / 20,983,448.68-31,453,119.42-9,614,547.88

Finding the Fourth Proportional to 20,983,448.68, 31,453,119.42 and 9,614,547.88

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Solution

The fourth proportional to 20,983,448.68, 31,453,119.42 and 9,614,547.88 is: 14,411,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,983,448.68 : 31,453,119.42 = 9,614,547.88 : x
  2. Step 2: Convert to fraction form
    20,983,448.68/31,453,119.42 = 9,614,547.88/x
  3. Step 3: Cross multiply
    20,983,448.68x = 31,453,119.42 × 9,614,547.88
  4. Step 4: Simplify right side
    20,983,448.68x = 302,407,522,638,947.88
  5. Step 5: Solve for x
    x = 302,407,522,638,947.88/20,983,448.68
  6. Step 6: Final answer
    x = 14,411,716.93

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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.