Home / 43,114,074.40-64,564,823.40-28,658,879.20

Finding the Fourth Proportional to 43,114,074.40, 64,564,823.40 and 28,658,879.20

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Solution

The fourth proportional to 43,114,074.40, 64,564,823.40 and 28,658,879.20 is: 42,917,666.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,114,074.40 : 64,564,823.40 = 28,658,879.20 : x
  2. Step 2: Convert to fraction form
    43,114,074.40/64,564,823.40 = 28,658,879.20/x
  3. Step 3: Cross multiply
    43,114,074.40x = 64,564,823.40 × 28,658,879.20
  4. Step 4: Simplify right side
    43,114,074.40x = 1,850,355,474,389,933.25
  5. Step 5: Solve for x
    x = 1,850,355,474,389,933.25/43,114,074.40
  6. Step 6: Final answer
    x = 42,917,666.68

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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.