Home / 12,257,632.86-16,914,869.96-6,749,931.26

Finding the Fourth Proportional to 12,257,632.86, 16,914,869.96 and 6,749,931.26

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Solution

The fourth proportional to 12,257,632.86, 16,914,869.96 and 6,749,931.26 is: 9,314,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,632.86 : 16,914,869.96 = 6,749,931.26 : x
  2. Step 2: Convert to fraction form
    12,257,632.86/16,914,869.96 = 6,749,931.26/x
  3. Step 3: Cross multiply
    12,257,632.86x = 16,914,869.96 × 6,749,931.26
  4. Step 4: Simplify right side
    12,257,632.86x = 114,174,209,501,838.95
  5. Step 5: Solve for x
    x = 114,174,209,501,838.95/12,257,632.86
  6. Step 6: Final answer
    x = 9,314,539.83

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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.