Home / 20,184,041.10-30,280,882.77-6,720,985.74

Finding the Fourth Proportional to 20,184,041.10, 30,280,882.77 and 6,720,985.74

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Solution

The fourth proportional to 20,184,041.10, 30,280,882.77 and 6,720,985.74 is: 10,083,083.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184,041.10 : 30,280,882.77 = 6,720,985.74 : x
  2. Step 2: Convert to fraction form
    20,184,041.10/30,280,882.77 = 6,720,985.74/x
  3. Step 3: Cross multiply
    20,184,041.10x = 30,280,882.77 × 6,720,985.74
  4. Step 4: Simplify right side
    20,184,041.10x = 203,517,381,291,781.72
  5. Step 5: Solve for x
    x = 203,517,381,291,781.72/20,184,041.10
  6. Step 6: Final answer
    x = 10,083,083.97

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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.