Home / 12,092,913.32-16,688,220.46-6,660,405.32

Finding the Fourth Proportional to 12,092,913.32, 16,688,220.46 and 6,660,405.32

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Solution

The fourth proportional to 12,092,913.32, 16,688,220.46 and 6,660,405.32 is: 9,191,359.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092,913.32 : 16,688,220.46 = 6,660,405.32 : x
  2. Step 2: Convert to fraction form
    12,092,913.32/16,688,220.46 = 6,660,405.32/x
  3. Step 3: Cross multiply
    12,092,913.32x = 16,688,220.46 × 6,660,405.32
  4. Step 4: Simplify right side
    12,092,913.32x = 111,150,312,233,024.73
  5. Step 5: Solve for x
    x = 111,150,312,233,024.73/12,092,913.32
  6. Step 6: Final answer
    x = 9,191,359.38

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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.