Home / 10,232,255.79-14,120,426.39-5,648,478.75

Finding the Fourth Proportional to 10,232,255.79, 14,120,426.39 and 5,648,478.75

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Solution

The fourth proportional to 10,232,255.79, 14,120,426.39 and 5,648,478.75 is: 7,794,852.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232,255.79 : 14,120,426.39 = 5,648,478.75 : x
  2. Step 2: Convert to fraction form
    10,232,255.79/14,120,426.39 = 5,648,478.75/x
  3. Step 3: Cross multiply
    10,232,255.79x = 14,120,426.39 × 5,648,478.75
  4. Step 4: Simplify right side
    10,232,255.79x = 79,758,928,376,611.81
  5. Step 5: Solve for x
    x = 79,758,928,376,611.81/10,232,255.79
  6. Step 6: Final answer
    x = 7,794,852.87

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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.