Home / 19,253,437.40-28,880,156.10-18,693,565.40

Finding the Fourth Proportional to 19,253,437.40, 28,880,156.10 and 18,693,565.40

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Solution

The fourth proportional to 19,253,437.40, 28,880,156.10 and 18,693,565.40 is: 28,040,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253,437.40 : 28,880,156.10 = 18,693,565.40 : x
  2. Step 2: Convert to fraction form
    19,253,437.40/28,880,156.10 = 18,693,565.40/x
  3. Step 3: Cross multiply
    19,253,437.40x = 28,880,156.10 × 18,693,565.40
  4. Step 4: Simplify right side
    19,253,437.40x = 539,873,086,817,558.94
  5. Step 5: Solve for x
    x = 539,873,086,817,558.94/19,253,437.40
  6. Step 6: Final answer
    x = 28,040,348.10

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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.