Home / 49,443,669.40-74,196,996.90-28,973,349.40

Finding the Fourth Proportional to 49,443,669.40, 74,196,996.90 and 28,973,349.40

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Solution

The fourth proportional to 49,443,669.40, 74,196,996.90 and 28,973,349.40 is: 43,478,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,443,669.40 : 74,196,996.90 = 28,973,349.40 : x
  2. Step 2: Convert to fraction form
    49,443,669.40/74,196,996.90 = 28,973,349.40/x
  3. Step 3: Cross multiply
    49,443,669.40x = 74,196,996.90 × 28,973,349.40
  4. Step 4: Simplify right side
    49,443,669.40x = 2,149,735,515,614,417
  5. Step 5: Solve for x
    x = 2,149,735,515,614,417/49,443,669.40
  6. Step 6: Final answer
    x = 43,478,478.47

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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.