Home / 38,463,405.40-57,646,119.30-15,718,605.40

Finding the Fourth Proportional to 38,463,405.40, 57,646,119.30 and 15,718,605.40

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Solution

The fourth proportional to 38,463,405.40, 57,646,119.30 and 15,718,605.40 is: 23,557,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,463,405.40 : 57,646,119.30 = 15,718,605.40 : x
  2. Step 2: Convert to fraction form
    38,463,405.40/57,646,119.30 = 15,718,605.40/x
  3. Step 3: Cross multiply
    38,463,405.40x = 57,646,119.30 × 15,718,605.40
  4. Step 4: Simplify right side
    38,463,405.40x = 906,116,602,118,024.25
  5. Step 5: Solve for x
    x = 906,116,602,118,024.25/38,463,405.40
  6. Step 6: Final answer
    x = 23,557,888.15

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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.