Home / 49,867,952.40-68,812,531.78-28,955,897.28

Finding the Fourth Proportional to 49,867,952.40, 68,812,531.78 and 28,955,897.28

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Solution

The fourth proportional to 49,867,952.40, 68,812,531.78 and 28,955,897.28 is: 39,956,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,867,952.40 : 68,812,531.78 = 28,955,897.28 : x
  2. Step 2: Convert to fraction form
    49,867,952.40/68,812,531.78 = 28,955,897.28/x
  3. Step 3: Cross multiply
    49,867,952.40x = 68,812,531.78 × 28,955,897.28
  4. Step 4: Simplify right side
    49,867,952.40x = 1,992,528,601,798,415.75
  5. Step 5: Solve for x
    x = 1,992,528,601,798,415.75/49,867,952.40
  6. Step 6: Final answer
    x = 39,956,094.16

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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.