Home / 52,048,196.40-77,977,816.20-42,411,399.60

Finding the Fourth Proportional to 52,048,196.40, 77,977,816.20 and 42,411,399.60

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Solution

The fourth proportional to 52,048,196.40, 77,977,816.20 and 42,411,399.60 is: 63,540,113.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,048,196.40 : 77,977,816.20 = 42,411,399.60 : x
  2. Step 2: Convert to fraction form
    52,048,196.40/77,977,816.20 = 42,411,399.60/x
  3. Step 3: Cross multiply
    52,048,196.40x = 77,977,816.20 × 42,411,399.60
  4. Step 4: Simplify right side
    52,048,196.40x = 3,307,148,322,793,554
  5. Step 5: Solve for x
    x = 3,307,148,322,793,554/52,048,196.40
  6. Step 6: Final answer
    x = 63,540,113.81

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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.