Home / 10,876,501.20-16,296,089.40-5,184,469.20

Finding the Fourth Proportional to 10,876,501.20, 16,296,089.40 and 5,184,469.20

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Solution

The fourth proportional to 10,876,501.20, 16,296,089.40 and 5,184,469.20 is: 7,767,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876,501.20 : 16,296,089.40 = 5,184,469.20 : x
  2. Step 2: Convert to fraction form
    10,876,501.20/16,296,089.40 = 5,184,469.20/x
  3. Step 3: Cross multiply
    10,876,501.20x = 16,296,089.40 × 5,184,469.20
  4. Step 4: Simplify right side
    10,876,501.20x = 84,486,573,574,746.48
  5. Step 5: Solve for x
    x = 84,486,573,574,746.48/10,876,501.20
  6. Step 6: Final answer
    x = 7,767,808.05

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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.