Home / 9,771,011.20-14,670,513.60-5,519,483.20

Finding the Fourth Proportional to 9,771,011.20, 14,670,513.60 and 5,519,483.20

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Solution

The fourth proportional to 9,771,011.20, 14,670,513.60 and 5,519,483.20 is: 8,287,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771,011.20 : 14,670,513.60 = 5,519,483.20 : x
  2. Step 2: Convert to fraction form
    9,771,011.20/14,670,513.60 = 5,519,483.20/x
  3. Step 3: Cross multiply
    9,771,011.20x = 14,670,513.60 × 5,519,483.20
  4. Step 4: Simplify right side
    9,771,011.20x = 80,973,653,350,571.52
  5. Step 5: Solve for x
    x = 80,973,653,350,571.52/9,771,011.20
  6. Step 6: Final answer
    x = 8,287,131.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.