Home / 54,315,479.11-74,953,079.53-30,795,598.11

Finding the Fourth Proportional to 54,315,479.11, 74,953,079.53 and 30,795,598.11

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Solution

The fourth proportional to 54,315,479.11, 74,953,079.53 and 30,795,598.11 is: 42,496,631.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,315,479.11 : 74,953,079.53 = 30,795,598.11 : x
  2. Step 2: Convert to fraction form
    54,315,479.11/74,953,079.53 = 30,795,598.11/x
  3. Step 3: Cross multiply
    54,315,479.11x = 74,953,079.53 × 30,795,598.11
  4. Step 4: Simplify right side
    54,315,479.11x = 2,308,224,914,312,747.50
  5. Step 5: Solve for x
    x = 2,308,224,914,312,747.50/54,315,479.11
  6. Step 6: Final answer
    x = 42,496,631.75

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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.