Home / 28,880,358.85-39,850,487.22-16,316,829.36

Finding the Fourth Proportional to 28,880,358.85, 39,850,487.22 and 16,316,829.36

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Solution

The fourth proportional to 28,880,358.85, 39,850,487.22 and 16,316,829.36 is: 22,514,734.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,880,358.85 : 39,850,487.22 = 16,316,829.36 : x
  2. Step 2: Convert to fraction form
    28,880,358.85/39,850,487.22 = 16,316,829.36/x
  3. Step 3: Cross multiply
    28,880,358.85x = 39,850,487.22 × 16,316,829.36
  4. Step 4: Simplify right side
    28,880,358.85x = 650,233,599,732,161.38
  5. Step 5: Solve for x
    x = 650,233,599,732,161.38/28,880,358.85
  6. Step 6: Final answer
    x = 22,514,734.08

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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.