Home / 16,688,600.86-25,041,444.22-7,944,774.36

Finding the Fourth Proportional to 16,688,600.86, 25,041,444.22 and 7,944,774.36

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Solution

The fourth proportional to 16,688,600.86, 25,041,444.22 and 7,944,774.36 is: 11,921,228.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688,600.86 : 25,041,444.22 = 7,944,774.36 : x
  2. Step 2: Convert to fraction form
    16,688,600.86/25,041,444.22 = 7,944,774.36/x
  3. Step 3: Cross multiply
    16,688,600.86x = 25,041,444.22 × 7,944,774.36
  4. Step 4: Simplify right side
    16,688,600.86x = 198,948,623,976,426.19
  5. Step 5: Solve for x
    x = 198,948,623,976,426.19/16,688,600.86
  6. Step 6: Final answer
    x = 11,921,228.49

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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.