Home / 28,242,530.61-42,347,335.75-10,950,530.22

Finding the Fourth Proportional to 28,242,530.61, 42,347,335.75 and 10,950,530.22

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Solution

The fourth proportional to 28,242,530.61, 42,347,335.75 and 10,950,530.22 is: 16,419,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,242,530.61 : 42,347,335.75 = 10,950,530.22 : x
  2. Step 2: Convert to fraction form
    28,242,530.61/42,347,335.75 = 10,950,530.22/x
  3. Step 3: Cross multiply
    28,242,530.61x = 42,347,335.75 × 10,950,530.22
  4. Step 4: Simplify right side
    28,242,530.61x = 463,725,779,866,861.38
  5. Step 5: Solve for x
    x = 463,725,779,866,861.38/28,242,530.61
  6. Step 6: Final answer
    x = 16,419,413.20

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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.