Home / 19,253,432.40-28,880,148.60-18,693,560.40

Finding the Fourth Proportional to 19,253,432.40, 28,880,148.60 and 18,693,560.40

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Solution

The fourth proportional to 19,253,432.40, 28,880,148.60 and 18,693,560.40 is: 28,040,340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253,432.40 : 28,880,148.60 = 18,693,560.40 : x
  2. Step 2: Convert to fraction form
    19,253,432.40/28,880,148.60 = 18,693,560.40/x
  3. Step 3: Cross multiply
    19,253,432.40x = 28,880,148.60 × 18,693,560.40
  4. Step 4: Simplify right side
    19,253,432.40x = 539,872,802,215,075.44
  5. Step 5: Solve for x
    x = 539,872,802,215,075.44/19,253,432.40
  6. Step 6: Final answer
    x = 28,040,340.60

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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.