Home / 15,870,645.84-21,862,617.48-11,506,910.16

Finding the Fourth Proportional to 15,870,645.84, 21,862,617.48 and 11,506,910.16

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Solution

The fourth proportional to 15,870,645.84, 21,862,617.48 and 11,506,910.16 is: 15,851,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,870,645.84 : 21,862,617.48 = 11,506,910.16 : x
  2. Step 2: Convert to fraction form
    15,870,645.84/21,862,617.48 = 11,506,910.16/x
  3. Step 3: Cross multiply
    15,870,645.84x = 21,862,617.48 × 11,506,910.16
  4. Step 4: Simplify right side
    15,870,645.84x = 251,571,175,204,805.59
  5. Step 5: Solve for x
    x = 251,571,175,204,805.59/15,870,645.84
  6. Step 6: Final answer
    x = 15,851,350.84

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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.