Home / 52,160,953.80-78,269,424.30-21,871,878.60

Finding the Fourth Proportional to 52,160,953.80, 78,269,424.30 and 21,871,878.60

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Solution

The fourth proportional to 52,160,953.80, 78,269,424.30 and 21,871,878.60 is: 32,819,556.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,160,953.80 : 78,269,424.30 = 21,871,878.60 : x
  2. Step 2: Convert to fraction form
    52,160,953.80/78,269,424.30 = 21,871,878.60/x
  3. Step 3: Cross multiply
    52,160,953.80x = 78,269,424.30 × 21,871,878.60
  4. Step 4: Simplify right side
    52,160,953.80x = 1,711,899,346,381,490
  5. Step 5: Solve for x
    x = 1,711,899,346,381,490/52,160,953.80
  6. Step 6: Final answer
    x = 32,819,556.04

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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.