Home / 54,459,306.45-75,156,507.39-30,624,435.08

Finding the Fourth Proportional to 54,459,306.45, 75,156,507.39 and 30,624,435.08

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Solution

The fourth proportional to 54,459,306.45, 75,156,507.39 and 30,624,435.08 is: 42,263,218.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,459,306.45 : 75,156,507.39 = 30,624,435.08 : x
  2. Step 2: Convert to fraction form
    54,459,306.45/75,156,507.39 = 30,624,435.08/x
  3. Step 3: Cross multiply
    54,459,306.45x = 75,156,507.39 × 30,624,435.08
  4. Step 4: Simplify right side
    54,459,306.45x = 2,301,625,581,404,595
  5. Step 5: Solve for x
    x = 2,301,625,581,404,595/54,459,306.45
  6. Step 6: Final answer
    x = 42,263,218.75

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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.