Home / 13,300,458.72-19,934,513.34-9,411,036.45

Finding the Fourth Proportional to 13,300,458.72, 19,934,513.34 and 9,411,036.45

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Solution

The fourth proportional to 13,300,458.72, 19,934,513.34 and 9,411,036.45 is: 14,105,109.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300,458.72 : 19,934,513.34 = 9,411,036.45 : x
  2. Step 2: Convert to fraction form
    13,300,458.72/19,934,513.34 = 9,411,036.45/x
  3. Step 3: Cross multiply
    13,300,458.72x = 19,934,513.34 × 9,411,036.45
  4. Step 4: Simplify right side
    13,300,458.72x = 187,604,431,674,751.44
  5. Step 5: Solve for x
    x = 187,604,431,674,751.44/13,300,458.72
  6. Step 6: Final answer
    x = 14,105,109.88

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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.