Home / 15,628,001.42-21,566,641.96-8,752,483.49

Finding the Fourth Proportional to 15,628,001.42, 21,566,641.96 and 8,752,483.49

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Solution

The fourth proportional to 15,628,001.42, 21,566,641.96 and 8,752,483.49 is: 12,078,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628,001.42 : 21,566,641.96 = 8,752,483.49 : x
  2. Step 2: Convert to fraction form
    15,628,001.42/21,566,641.96 = 8,752,483.49/x
  3. Step 3: Cross multiply
    15,628,001.42x = 21,566,641.96 × 8,752,483.49
  4. Step 4: Simplify right side
    15,628,001.42x = 188,761,677,581,808.03
  5. Step 5: Solve for x
    x = 188,761,677,581,808.03/15,628,001.42
  6. Step 6: Final answer
    x = 12,078,427.21

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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.