Home / 40,658,808.58-60,975,279.78-13,358,809

Finding the Fourth Proportional to 40,658,808.58, 60,975,279.78 and 13,358,809

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Solution

The fourth proportional to 40,658,808.58, 60,975,279.78 and 13,358,809 is: 20,033,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,658,808.58 : 60,975,279.78 = 13,358,809 : x
  2. Step 2: Convert to fraction form
    40,658,808.58/60,975,279.78 = 13,358,809/x
  3. Step 3: Cross multiply
    40,658,808.58x = 60,975,279.78 × 13,358,809
  4. Step 4: Simplify right side
    40,658,808.58x = 814,557,116,302,582
  5. Step 5: Solve for x
    x = 814,557,116,302,582/40,658,808.58
  6. Step 6: Final answer
    x = 20,033,964.22

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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.