Home / 14,265,999.06-19,687,116.45-7,739,628.31

Finding the Fourth Proportional to 14,265,999.06, 19,687,116.45 and 7,739,628.31

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Solution

The fourth proportional to 14,265,999.06, 19,687,116.45 and 7,739,628.31 is: 10,680,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265,999.06 : 19,687,116.45 = 7,739,628.31 : x
  2. Step 2: Convert to fraction form
    14,265,999.06/19,687,116.45 = 7,739,628.31/x
  3. Step 3: Cross multiply
    14,265,999.06x = 19,687,116.45 × 7,739,628.31
  4. Step 4: Simplify right side
    14,265,999.06x = 152,370,963,818,686.69
  5. Step 5: Solve for x
    x = 152,370,963,818,686.69/14,265,999.06
  6. Step 6: Final answer
    x = 10,680,707.55

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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.