Home / 28,641,065.04-42,963,014.16-8,173,801.44

Finding the Fourth Proportional to 28,641,065.04, 42,963,014.16 and 8,173,801.44

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Solution

The fourth proportional to 28,641,065.04, 42,963,014.16 and 8,173,801.44 is: 12,261,106.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,641,065.04 : 42,963,014.16 = 8,173,801.44 : x
  2. Step 2: Convert to fraction form
    28,641,065.04/42,963,014.16 = 8,173,801.44/x
  3. Step 3: Cross multiply
    28,641,065.04x = 42,963,014.16 × 8,173,801.44
  4. Step 4: Simplify right side
    28,641,065.04x = 351,171,147,007,748.38
  5. Step 5: Solve for x
    x = 351,171,147,007,748.38/28,641,065.04
  6. Step 6: Final answer
    x = 12,261,106.44

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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.