Home / 39,676,579.38-59,424,258.42-18,941,603.22

Finding the Fourth Proportional to 39,676,579.38, 59,424,258.42 and 18,941,603.22

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Solution

The fourth proportional to 39,676,579.38, 59,424,258.42 and 18,941,603.22 is: 28,369,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,676,579.38 : 59,424,258.42 = 18,941,603.22 : x
  2. Step 2: Convert to fraction form
    39,676,579.38/59,424,258.42 = 18,941,603.22/x
  3. Step 3: Cross multiply
    39,676,579.38x = 59,424,258.42 × 18,941,603.22
  4. Step 4: Simplify right side
    39,676,579.38x = 1,125,590,724,634,384.12
  5. Step 5: Solve for x
    x = 1,125,590,724,634,384.12/39,676,579.38
  6. Step 6: Final answer
    x = 28,369,147.30

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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.