Home / 13,770,330.04-19,002,456.24-7,574,984

Finding the Fourth Proportional to 13,770,330.04, 19,002,456.24 and 7,574,984

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Solution

The fourth proportional to 13,770,330.04, 19,002,456.24 and 7,574,984 is: 10,453,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,330.04 : 19,002,456.24 = 7,574,984 : x
  2. Step 2: Convert to fraction form
    13,770,330.04/19,002,456.24 = 7,574,984/x
  3. Step 3: Cross multiply
    13,770,330.04x = 19,002,456.24 × 7,574,984
  4. Step 4: Simplify right side
    13,770,330.04x = 143,943,301,978,700.16
  5. Step 5: Solve for x
    x = 143,943,301,978,700.16/13,770,330.04
  6. Step 6: Final answer
    x = 10,453,148.29

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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.