Home / 12,885,473.04-17,782,074.36-7,084,295.16

Finding the Fourth Proportional to 12,885,473.04, 17,782,074.36 and 7,084,295.16

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Solution

The fourth proportional to 12,885,473.04, 17,782,074.36 and 7,084,295.16 is: 9,776,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,885,473.04 : 17,782,074.36 = 7,084,295.16 : x
  2. Step 2: Convert to fraction form
    12,885,473.04/17,782,074.36 = 7,084,295.16/x
  3. Step 3: Cross multiply
    12,885,473.04x = 17,782,074.36 × 7,084,295.16
  4. Step 4: Simplify right side
    12,885,473.04x = 125,973,463,323,308.09
  5. Step 5: Solve for x
    x = 125,973,463,323,308.09/12,885,473.04
  6. Step 6: Final answer
    x = 9,776,394.16

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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.