Home / 13,105,765.41-18,081,948.50-7,598,041.32

Finding the Fourth Proportional to 13,105,765.41, 18,081,948.50 and 7,598,041.32

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Solution

The fourth proportional to 13,105,765.41, 18,081,948.50 and 7,598,041.32 is: 10,482,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,765.41 : 18,081,948.50 = 7,598,041.32 : x
  2. Step 2: Convert to fraction form
    13,105,765.41/18,081,948.50 = 7,598,041.32/x
  3. Step 3: Cross multiply
    13,105,765.41x = 18,081,948.50 × 7,598,041.32
  4. Step 4: Simplify right side
    13,105,765.41x = 137,387,391,720,712.09
  5. Step 5: Solve for x
    x = 137,387,391,720,712.09/13,105,765.41
  6. Step 6: Final answer
    x = 10,482,973.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.