Home / 11,125,681.20-16,688,521.80-4,033,047.60

Finding the Fourth Proportional to 11,125,681.20, 16,688,521.80 and 4,033,047.60

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Solution

The fourth proportional to 11,125,681.20, 16,688,521.80 and 4,033,047.60 is: 6,049,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125,681.20 : 16,688,521.80 = 4,033,047.60 : x
  2. Step 2: Convert to fraction form
    11,125,681.20/16,688,521.80 = 4,033,047.60/x
  3. Step 3: Cross multiply
    11,125,681.20x = 16,688,521.80 × 4,033,047.60
  4. Step 4: Simplify right side
    11,125,681.20x = 67,305,602,793,037.69
  5. Step 5: Solve for x
    x = 67,305,602,793,037.69/11,125,681.20
  6. Step 6: Final answer
    x = 6,049,571.40

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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.