Home / 55,768,860.80-83,653,291.20-17,430,313.40

Finding the Fourth Proportional to 55,768,860.80, 83,653,291.20 and 17,430,313.40

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Solution

The fourth proportional to 55,768,860.80, 83,653,291.20 and 17,430,313.40 is: 26,145,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,768,860.80 : 83,653,291.20 = 17,430,313.40 : x
  2. Step 2: Convert to fraction form
    55,768,860.80/83,653,291.20 = 17,430,313.40/x
  3. Step 3: Cross multiply
    55,768,860.80x = 83,653,291.20 × 17,430,313.40
  4. Step 4: Simplify right side
    55,768,860.80x = 1,458,103,082,557,462
  5. Step 5: Solve for x
    x = 1,458,103,082,557,462/55,768,860.80
  6. Step 6: Final answer
    x = 26,145,470.10

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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.