Home / 25,157,813.70-37,736,720.55-19,111,196.10

Finding the Fourth Proportional to 25,157,813.70, 37,736,720.55 and 19,111,196.10

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Solution

The fourth proportional to 25,157,813.70, 37,736,720.55 and 19,111,196.10 is: 28,666,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157,813.70 : 37,736,720.55 = 19,111,196.10 : x
  2. Step 2: Convert to fraction form
    25,157,813.70/37,736,720.55 = 19,111,196.10/x
  3. Step 3: Cross multiply
    25,157,813.70x = 37,736,720.55 × 19,111,196.10
  4. Step 4: Simplify right side
    25,157,813.70x = 721,193,866,601,949.88
  5. Step 5: Solve for x
    x = 721,193,866,601,949.88/25,157,813.70
  6. Step 6: Final answer
    x = 28,666,794.15

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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.