Home / 53,703,407.40-80,555,111.10-15,366,172.20

Finding the Fourth Proportional to 53,703,407.40, 80,555,111.10 and 15,366,172.20

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Solution

The fourth proportional to 53,703,407.40, 80,555,111.10 and 15,366,172.20 is: 23,049,258.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,703,407.40 : 80,555,111.10 = 15,366,172.20 : x
  2. Step 2: Convert to fraction form
    53,703,407.40/80,555,111.10 = 15,366,172.20/x
  3. Step 3: Cross multiply
    53,703,407.40x = 80,555,111.10 × 15,366,172.20
  4. Step 4: Simplify right side
    53,703,407.40x = 1,237,823,708,752,731.25
  5. Step 5: Solve for x
    x = 1,237,823,708,752,731.25/53,703,407.40
  6. Step 6: Final answer
    x = 23,049,258.30

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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.