Home / 12,523,242.18-18,771,752.51-5,240,874.32

Finding the Fourth Proportional to 12,523,242.18, 18,771,752.51 and 5,240,874.32

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Solution

The fourth proportional to 12,523,242.18, 18,771,752.51 and 5,240,874.32 is: 7,855,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,523,242.18 : 18,771,752.51 = 5,240,874.32 : x
  2. Step 2: Convert to fraction form
    12,523,242.18/18,771,752.51 = 5,240,874.32/x
  3. Step 3: Cross multiply
    12,523,242.18x = 18,771,752.51 × 5,240,874.32
  4. Step 4: Simplify right side
    12,523,242.18x = 98,380,395,671,054.56
  5. Step 5: Solve for x
    x = 98,380,395,671,054.56/12,523,242.18
  6. Step 6: Final answer
    x = 7,855,824.74

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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.