Home / 15,270,775.32-21,073,807.09-8,301,466.29

Finding the Fourth Proportional to 15,270,775.32, 21,073,807.09 and 8,301,466.29

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Solution

The fourth proportional to 15,270,775.32, 21,073,807.09 and 8,301,466.29 is: 11,456,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270,775.32 : 21,073,807.09 = 8,301,466.29 : x
  2. Step 2: Convert to fraction form
    15,270,775.32/21,073,807.09 = 8,301,466.29/x
  3. Step 3: Cross multiply
    15,270,775.32x = 21,073,807.09 × 8,301,466.29
  4. Step 4: Simplify right side
    15,270,775.32x = 174,943,499,159,598
  5. Step 5: Solve for x
    x = 174,943,499,159,598/15,270,775.32
  6. Step 6: Final answer
    x = 11,456,098.04

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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.