Home / 12,354,788.07-18,532,572.12-4,268,224.35

Finding the Fourth Proportional to 12,354,788.07, 18,532,572.12 and 4,268,224.35

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Solution

The fourth proportional to 12,354,788.07, 18,532,572.12 and 4,268,224.35 is: 6,402,471.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,788.07 : 18,532,572.12 = 4,268,224.35 : x
  2. Step 2: Convert to fraction form
    12,354,788.07/18,532,572.12 = 4,268,224.35/x
  3. Step 3: Cross multiply
    12,354,788.07x = 18,532,572.12 × 4,268,224.35
  4. Step 4: Simplify right side
    12,354,788.07x = 79,101,175,590,715.12
  5. Step 5: Solve for x
    x = 79,101,175,590,715.12/12,354,788.07
  6. Step 6: Final answer
    x = 6,402,471.26

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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.