Home / 47,925,069.40-71,898,101.70-19,163,978.20

Finding the Fourth Proportional to 47,925,069.40, 71,898,101.70 and 19,163,978.20

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Solution

The fourth proportional to 47,925,069.40, 71,898,101.70 and 19,163,978.20 is: 28,750,165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,925,069.40 : 71,898,101.70 = 19,163,978.20 : x
  2. Step 2: Convert to fraction form
    47,925,069.40/71,898,101.70 = 19,163,978.20/x
  3. Step 3: Cross multiply
    47,925,069.40x = 71,898,101.70 × 19,163,978.20
  4. Step 4: Simplify right side
    47,925,069.40x = 1,377,853,653,600,183
  5. Step 5: Solve for x
    x = 1,377,853,653,600,183/47,925,069.40
  6. Step 6: Final answer
    x = 28,750,165.01

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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.