Home / 48,391,041.60-72,502,581.60-40,832,769.60

Finding the Fourth Proportional to 48,391,041.60, 72,502,581.60 and 40,832,769.60

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Solution

The fourth proportional to 48,391,041.60, 72,502,581.60 and 40,832,769.60 is: 61,178,290.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,391,041.60 : 72,502,581.60 = 40,832,769.60 : x
  2. Step 2: Convert to fraction form
    48,391,041.60/72,502,581.60 = 40,832,769.60/x
  3. Step 3: Cross multiply
    48,391,041.60x = 72,502,581.60 × 40,832,769.60
  4. Step 4: Simplify right side
    48,391,041.60x = 2,960,481,209,877,999
  5. Step 5: Solve for x
    x = 2,960,481,209,877,999/48,391,041.60
  6. Step 6: Final answer
    x = 61,178,290.69

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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.