Home / 28,435,809.77-42,654,928.53-11,167,753.01

Finding the Fourth Proportional to 28,435,809.77, 42,654,928.53 and 11,167,753.01

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Solution

The fourth proportional to 28,435,809.77, 42,654,928.53 and 11,167,753.01 is: 16,752,106.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435,809.77 : 42,654,928.53 = 11,167,753.01 : x
  2. Step 2: Convert to fraction form
    28,435,809.77/42,654,928.53 = 11,167,753.01/x
  3. Step 3: Cross multiply
    28,435,809.77x = 42,654,928.53 × 11,167,753.01
  4. Step 4: Simplify right side
    28,435,809.77x = 476,359,706,268,967.75
  5. Step 5: Solve for x
    x = 476,359,706,268,967.75/28,435,809.77
  6. Step 6: Final answer
    x = 16,752,106.24

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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.