Home / 7,623,971.93-10,521,081.31-4,186,212.97

Finding the Fourth Proportional to 7,623,971.93, 10,521,081.31 and 4,186,212.97

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Solution

The fourth proportional to 7,623,971.93, 10,521,081.31 and 4,186,212.97 is: 5,776,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623,971.93 : 10,521,081.31 = 4,186,212.97 : x
  2. Step 2: Convert to fraction form
    7,623,971.93/10,521,081.31 = 4,186,212.97/x
  3. Step 3: Cross multiply
    7,623,971.93x = 10,521,081.31 × 4,186,212.97
  4. Step 4: Simplify right side
    7,623,971.93x = 44,043,487,038,346.59
  5. Step 5: Solve for x
    x = 44,043,487,038,346.59/7,623,971.93
  6. Step 6: Final answer
    x = 5,776,973.92

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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.