Home / 28,465,962.36-42,698,560.82-6,900,749.97

Finding the Fourth Proportional to 28,465,962.36, 42,698,560.82 and 6,900,749.97

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Solution

The fourth proportional to 28,465,962.36, 42,698,560.82 and 6,900,749.97 is: 10,351,032.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,465,962.36 : 42,698,560.82 = 6,900,749.97 : x
  2. Step 2: Convert to fraction form
    28,465,962.36/42,698,560.82 = 6,900,749.97/x
  3. Step 3: Cross multiply
    28,465,962.36x = 42,698,560.82 × 6,900,749.97
  4. Step 4: Simplify right side
    28,465,962.36x = 294,652,092,263,154.38
  5. Step 5: Solve for x
    x = 294,652,092,263,154.38/28,465,962.36
  6. Step 6: Final answer
    x = 10,351,032.17

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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.