Home / 19,069,122.40-28,603,683.60-8,833,962.40

Finding the Fourth Proportional to 19,069,122.40, 28,603,683.60 and 8,833,962.40

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Solution

The fourth proportional to 19,069,122.40, 28,603,683.60 and 8,833,962.40 is: 13,250,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069,122.40 : 28,603,683.60 = 8,833,962.40 : x
  2. Step 2: Convert to fraction form
    19,069,122.40/28,603,683.60 = 8,833,962.40/x
  3. Step 3: Cross multiply
    19,069,122.40x = 28,603,683.60 × 8,833,962.40
  4. Step 4: Simplify right side
    19,069,122.40x = 252,683,865,423,896.66
  5. Step 5: Solve for x
    x = 252,683,865,423,896.66/19,069,122.40
  6. Step 6: Final answer
    x = 13,250,943.60

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Similar ratio
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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.