Home / 14,265,999.56-19,687,117.14-7,739,628.81

Finding the Fourth Proportional to 14,265,999.56, 19,687,117.14 and 7,739,628.81

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Solution

The fourth proportional to 14,265,999.56, 19,687,117.14 and 7,739,628.81 is: 10,680,708.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265,999.56 : 19,687,117.14 = 7,739,628.81 : x
  2. Step 2: Convert to fraction form
    14,265,999.56/19,687,117.14 = 7,739,628.81/x
  3. Step 3: Cross multiply
    14,265,999.56x = 19,687,117.14 × 7,739,628.81
  4. Step 4: Simplify right side
    14,265,999.56x = 152,370,979,002,588.81
  5. Step 5: Solve for x
    x = 152,370,979,002,588.81/14,265,999.56
  6. Step 6: Final answer
    x = 10,680,708.24

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1.5x scale

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.