Home / 6,663,806.42-9,995,709.75-1,615,116.92

Finding the Fourth Proportional to 6,663,806.42, 9,995,709.75 and 1,615,116.92

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Solution

The fourth proportional to 6,663,806.42, 9,995,709.75 and 1,615,116.92 is: 2,422,675.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,806.42 : 9,995,709.75 = 1,615,116.92 : x
  2. Step 2: Convert to fraction form
    6,663,806.42/9,995,709.75 = 1,615,116.92/x
  3. Step 3: Cross multiply
    6,663,806.42x = 9,995,709.75 × 1,615,116.92
  4. Step 4: Simplify right side
    6,663,806.42x = 16,144,239,961,547.66
  5. Step 5: Solve for x
    x = 16,144,239,961,547.66/6,663,806.42
  6. Step 6: Final answer
    x = 2,422,675.41

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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.