Home / 34,988,463.79-48,293,683.67-20,308,859.38

Finding the Fourth Proportional to 34,988,463.79, 48,293,683.67 and 20,308,859.38

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Solution

The fourth proportional to 34,988,463.79, 48,293,683.67 and 20,308,859.38 is: 28,031,800.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,988,463.79 : 48,293,683.67 = 20,308,859.38 : x
  2. Step 2: Convert to fraction form
    34,988,463.79/48,293,683.67 = 20,308,859.38/x
  3. Step 3: Cross multiply
    34,988,463.79x = 48,293,683.67 × 20,308,859.38
  4. Step 4: Simplify right side
    34,988,463.79x = 980,789,630,526,270.38
  5. Step 5: Solve for x
    x = 980,789,630,526,270.38/34,988,463.79
  6. Step 6: Final answer
    x = 28,031,800.32

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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.