Home / 54,046,212.25-81,035,259.49-45,851,717.65

Finding the Fourth Proportional to 54,046,212.25, 81,035,259.49 and 45,851,717.65

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Solution

The fourth proportional to 54,046,212.25, 81,035,259.49 and 45,851,717.65 is: 68,748,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,046,212.25 : 81,035,259.49 = 45,851,717.65 : x
  2. Step 2: Convert to fraction form
    54,046,212.25/81,035,259.49 = 45,851,717.65/x
  3. Step 3: Cross multiply
    54,046,212.25x = 81,035,259.49 × 45,851,717.65
  4. Step 4: Simplify right side
    54,046,212.25x = 3,715,605,837,310,157.50
  5. Step 5: Solve for x
    x = 3,715,605,837,310,157.50/54,046,212.25
  6. Step 6: Final answer
    x = 68,748,681.60

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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.