Home / 19,715,427.60-29,573,141.40-18,959,600.40

Finding the Fourth Proportional to 19,715,427.60, 29,573,141.40 and 18,959,600.40

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Solution

The fourth proportional to 19,715,427.60, 29,573,141.40 and 18,959,600.40 is: 28,439,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,715,427.60 : 29,573,141.40 = 18,959,600.40 : x
  2. Step 2: Convert to fraction form
    19,715,427.60/29,573,141.40 = 18,959,600.40/x
  3. Step 3: Cross multiply
    19,715,427.60x = 29,573,141.40 × 18,959,600.40
  4. Step 4: Simplify right side
    19,715,427.60x = 560,694,943,516,696.50
  5. Step 5: Solve for x
    x = 560,694,943,516,696.50/19,715,427.60
  6. Step 6: Final answer
    x = 28,439,400.60

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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.