Home / 10,852,837.40-16,279,256.10-3,280,971.80

Finding the Fourth Proportional to 10,852,837.40, 16,279,256.10 and 3,280,971.80

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Solution

The fourth proportional to 10,852,837.40, 16,279,256.10 and 3,280,971.80 is: 4,921,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852,837.40 : 16,279,256.10 = 3,280,971.80 : x
  2. Step 2: Convert to fraction form
    10,852,837.40/16,279,256.10 = 3,280,971.80/x
  3. Step 3: Cross multiply
    10,852,837.40x = 16,279,256.10 × 3,280,971.80
  4. Step 4: Simplify right side
    10,852,837.40x = 53,411,780,189,077.98
  5. Step 5: Solve for x
    x = 53,411,780,189,077.98/10,852,837.40
  6. Step 6: Final answer
    x = 4,921,457.70

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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.