Home / 54,799,929.72-75,623,994.18-30,019,576.32

Finding the Fourth Proportional to 54,799,929.72, 75,623,994.18 and 30,019,576.32

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Solution

The fourth proportional to 54,799,929.72, 75,623,994.18 and 30,019,576.32 is: 41,427,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,799,929.72 : 75,623,994.18 = 30,019,576.32 : x
  2. Step 2: Convert to fraction form
    54,799,929.72/75,623,994.18 = 30,019,576.32/x
  3. Step 3: Cross multiply
    54,799,929.72x = 75,623,994.18 × 30,019,576.32
  4. Step 4: Simplify right side
    54,799,929.72x = 2,270,200,264,909,746
  5. Step 5: Solve for x
    x = 2,270,200,264,909,746/54,799,929.72
  6. Step 6: Final answer
    x = 41,427,065.26

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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.