Home / 73,980,329.10-110,970,493.65-20,127,641.10

Finding the Fourth Proportional to 73,980,329.10, 110,970,493.65 and 20,127,641.10

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Solution

The fourth proportional to 73,980,329.10, 110,970,493.65 and 20,127,641.10 is: 30,191,461.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,980,329.10 : 110,970,493.65 = 20,127,641.10 : x
  2. Step 2: Convert to fraction form
    73,980,329.10/110,970,493.65 = 20,127,641.10/x
  3. Step 3: Cross multiply
    73,980,329.10x = 110,970,493.65 × 20,127,641.10
  4. Step 4: Simplify right side
    73,980,329.10x = 2,233,574,268,877,029.25
  5. Step 5: Solve for x
    x = 2,233,574,268,877,029.25/73,980,329.10
  6. Step 6: Final answer
    x = 30,191,461.65

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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.