Home / 10,209,729.82-14,089,521.66-5,626,215.22

Finding the Fourth Proportional to 10,209,729.82, 14,089,521.66 and 5,626,215.22

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Solution

The fourth proportional to 10,209,729.82, 14,089,521.66 and 5,626,215.22 is: 7,764,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209,729.82 : 14,089,521.66 = 5,626,215.22 : x
  2. Step 2: Convert to fraction form
    10,209,729.82/14,089,521.66 = 5,626,215.22/x
  3. Step 3: Cross multiply
    10,209,729.82x = 14,089,521.66 × 5,626,215.22
  4. Step 4: Simplify right side
    10,209,729.82x = 79,270,681,206,011.66
  5. Step 5: Solve for x
    x = 79,270,681,206,011.66/10,209,729.82
  6. Step 6: Final answer
    x = 7,764,229.08

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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.