Home / 13,631,501.34-18,811,169.10-7,519,928.22

Finding the Fourth Proportional to 13,631,501.34, 18,811,169.10 and 7,519,928.22

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Solution

The fourth proportional to 13,631,501.34, 18,811,169.10 and 7,519,928.22 is: 10,377,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,631,501.34 : 18,811,169.10 = 7,519,928.22 : x
  2. Step 2: Convert to fraction form
    13,631,501.34/18,811,169.10 = 7,519,928.22/x
  3. Step 3: Cross multiply
    13,631,501.34x = 18,811,169.10 × 7,519,928.22
  4. Step 4: Simplify right side
    13,631,501.34x = 141,458,641,366,282
  5. Step 5: Solve for x
    x = 141,458,641,366,282/13,631,501.34
  6. Step 6: Final answer
    x = 10,377,333.93

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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.