Home / 52,742,404.80-79,113,607.20-31,201,329.60

Finding the Fourth Proportional to 52,742,404.80, 79,113,607.20 and 31,201,329.60

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Solution

The fourth proportional to 52,742,404.80, 79,113,607.20 and 31,201,329.60 is: 46,801,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,742,404.80 : 79,113,607.20 = 31,201,329.60 : x
  2. Step 2: Convert to fraction form
    52,742,404.80/79,113,607.20 = 31,201,329.60/x
  3. Step 3: Cross multiply
    52,742,404.80x = 79,113,607.20 × 31,201,329.60
  4. Step 4: Simplify right side
    52,742,404.80x = 2,468,449,734,092,133.50
  5. Step 5: Solve for x
    x = 2,468,449,734,092,133.50/52,742,404.80
  6. Step 6: Final answer
    x = 46,801,994.40

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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.