Home / 16,145,005.03-22,262,006.32-13,195,669.68

Finding the Fourth Proportional to 16,145,005.03, 22,262,006.32 and 13,195,669.68

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Solution

The fourth proportional to 16,145,005.03, 22,262,006.32 and 13,195,669.68 is: 18,195,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,145,005.03 : 22,262,006.32 = 13,195,669.68 : x
  2. Step 2: Convert to fraction form
    16,145,005.03/22,262,006.32 = 13,195,669.68/x
  3. Step 3: Cross multiply
    16,145,005.03x = 22,262,006.32 × 13,195,669.68
  4. Step 4: Simplify right side
    16,145,005.03x = 293,762,081,779,803.19
  5. Step 5: Solve for x
    x = 293,762,081,779,803.19/16,145,005.03
  6. Step 6: Final answer
    x = 18,195,230.12

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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.