Home / 11,119,792-15,345,209.28-6,290,896

Finding the Fourth Proportional to 11,119,792, 15,345,209.28 and 6,290,896

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Solution

The fourth proportional to 11,119,792, 15,345,209.28 and 6,290,896 is: 8,681,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119,792 : 15,345,209.28 = 6,290,896 : x
  2. Step 2: Convert to fraction form
    11,119,792/15,345,209.28 = 6,290,896/x
  3. Step 3: Cross multiply
    11,119,792x = 15,345,209.28 × 6,290,896
  4. Step 4: Simplify right side
    11,119,792x = 96,535,115,678,714.88
  5. Step 5: Solve for x
    x = 96,535,115,678,714.88/11,119,792
  6. Step 6: Final answer
    x = 8,681,377.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.