Home / 52,023,647.70-78,011,851.95-19,664,795.70

Finding the Fourth Proportional to 52,023,647.70, 78,011,851.95 and 19,664,795.70

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Solution

The fourth proportional to 52,023,647.70, 78,011,851.95 and 19,664,795.70 is: 29,488,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,023,647.70 : 78,011,851.95 = 19,664,795.70 : x
  2. Step 2: Convert to fraction form
    52,023,647.70/78,011,851.95 = 19,664,795.70/x
  3. Step 3: Cross multiply
    52,023,647.70x = 78,011,851.95 × 19,664,795.70
  4. Step 4: Simplify right side
    52,023,647.70x = 1,534,087,130,775,396.50
  5. Step 5: Solve for x
    x = 1,534,087,130,775,396.50/52,023,647.70
  6. Step 6: Final answer
    x = 29,488,265.41

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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.