Home / 28,280,669.48-42,420,733.15-16,757,842.22

Finding the Fourth Proportional to 28,280,669.48, 42,420,733.15 and 16,757,842.22

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Solution

The fourth proportional to 28,280,669.48, 42,420,733.15 and 16,757,842.22 is: 25,136,602.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,280,669.48 : 42,420,733.15 = 16,757,842.22 : x
  2. Step 2: Convert to fraction form
    28,280,669.48/42,420,733.15 = 16,757,842.22/x
  3. Step 3: Cross multiply
    28,280,669.48x = 42,420,733.15 × 16,757,842.22
  4. Step 4: Simplify right side
    28,280,669.48x = 710,879,953,048,580.88
  5. Step 5: Solve for x
    x = 710,879,953,048,580.88/28,280,669.48
  6. Step 6: Final answer
    x = 25,136,602.71

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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.