Home / 34,988,376.46-48,293,564.26-20,308,772

Finding the Fourth Proportional to 34,988,376.46, 48,293,564.26 and 20,308,772

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Solution

The fourth proportional to 34,988,376.46, 48,293,564.26 and 20,308,772 is: 28,031,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,988,376.46 : 48,293,564.26 = 20,308,772 : x
  2. Step 2: Convert to fraction form
    34,988,376.46/48,293,564.26 = 20,308,772/x
  3. Step 3: Cross multiply
    34,988,376.46x = 48,293,564.26 × 20,308,772
  4. Step 4: Simplify right side
    34,988,376.46x = 980,782,985,623,688.62
  5. Step 5: Solve for x
    x = 980,782,985,623,688.62/34,988,376.46
  6. Step 6: Final answer
    x = 28,031,680.37

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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.