Home / 10,941,152.40-16,397,058.60-8,515,234.98

Finding the Fourth Proportional to 10,941,152.40, 16,397,058.60 and 8,515,234.98

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Solution

The fourth proportional to 10,941,152.40, 16,397,058.60 and 8,515,234.98 is: 12,761,435.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941,152.40 : 16,397,058.60 = 8,515,234.98 : x
  2. Step 2: Convert to fraction form
    10,941,152.40/16,397,058.60 = 8,515,234.98/x
  3. Step 3: Cross multiply
    10,941,152.40x = 16,397,058.60 × 8,515,234.98
  4. Step 4: Simplify right side
    10,941,152.40x = 139,624,806,959,829.83
  5. Step 5: Solve for x
    x = 139,624,806,959,829.83/10,941,152.40
  6. Step 6: Final answer
    x = 12,761,435.16

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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.