Home / 84,534,795.56-126,845,579.74-40,269,210.93

Finding the Fourth Proportional to 84,534,795.56, 126,845,579.74 and 40,269,210.93

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Solution

The fourth proportional to 84,534,795.56, 126,845,579.74 and 40,269,210.93 is: 60,424,484.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,534,795.56 : 126,845,579.74 = 40,269,210.93 : x
  2. Step 2: Convert to fraction form
    84,534,795.56/126,845,579.74 = 40,269,210.93/x
  3. Step 3: Cross multiply
    84,534,795.56x = 126,845,579.74 × 40,269,210.93
  4. Step 4: Simplify right side
    84,534,795.56x = 5,107,971,406,649,905
  5. Step 5: Solve for x
    x = 5,107,971,406,649,905/84,534,795.56
  6. Step 6: Final answer
    x = 60,424,484.06

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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.