Home / 16,470,298.86-22,729,014.53-9,128,605.96

Finding the Fourth Proportional to 16,470,298.86, 22,729,014.53 and 9,128,605.96

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Solution

The fourth proportional to 16,470,298.86, 22,729,014.53 and 9,128,605.96 is: 12,597,477.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,470,298.86 : 22,729,014.53 = 9,128,605.96 : x
  2. Step 2: Convert to fraction form
    16,470,298.86/22,729,014.53 = 9,128,605.96/x
  3. Step 3: Cross multiply
    16,470,298.86x = 22,729,014.53 × 9,128,605.96
  4. Step 4: Simplify right side
    16,470,298.86x = 207,484,217,503,484.62
  5. Step 5: Solve for x
    x = 207,484,217,503,484.62/16,470,298.86
  6. Step 6: Final answer
    x = 12,597,477.39

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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.