Home / 52,033,976.24-78,020,710.96-19,688,373.36

Finding the Fourth Proportional to 52,033,976.24, 78,020,710.96 and 19,688,373.36

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Solution

The fourth proportional to 52,033,976.24, 78,020,710.96 and 19,688,373.36 is: 29,521,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,033,976.24 : 78,020,710.96 = 19,688,373.36 : x
  2. Step 2: Convert to fraction form
    52,033,976.24/78,020,710.96 = 19,688,373.36/x
  3. Step 3: Cross multiply
    52,033,976.24x = 78,020,710.96 × 19,688,373.36
  4. Step 4: Simplify right side
    52,033,976.24x = 1,536,100,887,193,123.75
  5. Step 5: Solve for x
    x = 1,536,100,887,193,123.75/52,033,976.24
  6. Step 6: Final answer
    x = 29,521,112.90

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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.