Home / 13,550,079.94-18,699,127.22-7,355,123.29

Finding the Fourth Proportional to 13,550,079.94, 18,699,127.22 and 7,355,123.29

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Solution

The fourth proportional to 13,550,079.94, 18,699,127.22 and 7,355,123.29 is: 10,150,079.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550,079.94 : 18,699,127.22 = 7,355,123.29 : x
  2. Step 2: Convert to fraction form
    13,550,079.94/18,699,127.22 = 7,355,123.29/x
  3. Step 3: Cross multiply
    13,550,079.94x = 18,699,127.22 × 7,355,123.29
  4. Step 4: Simplify right side
    13,550,079.94x = 137,534,386,160,256.67
  5. Step 5: Solve for x
    x = 137,534,386,160,256.67/13,550,079.94
  6. Step 6: Final answer
    x = 10,150,079.32

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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.