Home / 42,349,732.55-63,496,721.81-27,928,829.51

Finding the Fourth Proportional to 42,349,732.55, 63,496,721.81 and 27,928,829.51

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Solution

The fourth proportional to 42,349,732.55, 63,496,721.81 and 27,928,829.51 is: 41,874,859.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,349,732.55 : 63,496,721.81 = 27,928,829.51 : x
  2. Step 2: Convert to fraction form
    42,349,732.55/63,496,721.81 = 27,928,829.51/x
  3. Step 3: Cross multiply
    42,349,732.55x = 63,496,721.81 × 27,928,829.51
  4. Step 4: Simplify right side
    42,349,732.55x = 1,773,389,117,627,727
  5. Step 5: Solve for x
    x = 1,773,389,117,627,727/42,349,732.55
  6. Step 6: Final answer
    x = 41,874,859.91

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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.