Home / 49,926,425.80-74,889,638.70-21,167,667.40

Finding the Fourth Proportional to 49,926,425.80, 74,889,638.70 and 21,167,667.40

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Solution

The fourth proportional to 49,926,425.80, 74,889,638.70 and 21,167,667.40 is: 31,751,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,926,425.80 : 74,889,638.70 = 21,167,667.40 : x
  2. Step 2: Convert to fraction form
    49,926,425.80/74,889,638.70 = 21,167,667.40/x
  3. Step 3: Cross multiply
    49,926,425.80x = 74,889,638.70 × 21,167,667.40
  4. Step 4: Simplify right side
    49,926,425.80x = 1,585,238,963,707,768.25
  5. Step 5: Solve for x
    x = 1,585,238,963,707,768.25/49,926,425.80
  6. Step 6: Final answer
    x = 31,751,501.10

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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.