Home / 9,009,683.20-12,433,563.48-5,142,126.52

Finding the Fourth Proportional to 9,009,683.20, 12,433,563.48 and 5,142,126.52

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Solution

The fourth proportional to 9,009,683.20, 12,433,563.48 and 5,142,126.52 is: 7,096,249.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009,683.20 : 12,433,563.48 = 5,142,126.52 : x
  2. Step 2: Convert to fraction form
    9,009,683.20/12,433,563.48 = 5,142,126.52/x
  3. Step 3: Cross multiply
    9,009,683.20x = 12,433,563.48 × 5,142,126.52
  4. Step 4: Simplify right side
    9,009,683.20x = 63,934,956,508,611.48
  5. Step 5: Solve for x
    x = 63,934,956,508,611.48/9,009,683.20
  6. Step 6: Final answer
    x = 7,096,249.12

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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.