Home / 42,840,809.10-64,260,466.26-10,492,991.89

Finding the Fourth Proportional to 42,840,809.10, 64,260,466.26 and 10,492,991.89

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Solution

The fourth proportional to 42,840,809.10, 64,260,466.26 and 10,492,991.89 is: 15,739,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,840,809.10 : 64,260,466.26 = 10,492,991.89 : x
  2. Step 2: Convert to fraction form
    42,840,809.10/64,260,466.26 = 10,492,991.89/x
  3. Step 3: Cross multiply
    42,840,809.10x = 64,260,466.26 × 10,492,991.89
  4. Step 4: Simplify right side
    42,840,809.10x = 674,284,551,313,798.62
  5. Step 5: Solve for x
    x = 674,284,551,313,798.62/42,840,809.10
  6. Step 6: Final answer
    x = 15,739,304.78

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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.