Home / 54,402,476.70-81,603,715.05-38,246,670.30

Finding the Fourth Proportional to 54,402,476.70, 81,603,715.05 and 38,246,670.30

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Solution

The fourth proportional to 54,402,476.70, 81,603,715.05 and 38,246,670.30 is: 57,370,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402,476.70 : 81,603,715.05 = 38,246,670.30 : x
  2. Step 2: Convert to fraction form
    54,402,476.70/81,603,715.05 = 38,246,670.30/x
  3. Step 3: Cross multiply
    54,402,476.70x = 81,603,715.05 × 38,246,670.30
  4. Step 4: Simplify right side
    54,402,476.70x = 3,121,070,384,772,497.50
  5. Step 5: Solve for x
    x = 3,121,070,384,772,497.50/54,402,476.70
  6. Step 6: Final answer
    x = 57,370,005.45

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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.