Home / 12,367,283.20-18,553,774.77-4,280,258.93

Finding the Fourth Proportional to 12,367,283.20, 18,553,774.77 and 4,280,258.93

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Solution

The fourth proportional to 12,367,283.20, 18,553,774.77 and 4,280,258.93 is: 6,421,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,283.20 : 18,553,774.77 = 4,280,258.93 : x
  2. Step 2: Convert to fraction form
    12,367,283.20/18,553,774.77 = 4,280,258.93/x
  3. Step 3: Cross multiply
    12,367,283.20x = 18,553,774.77 × 4,280,258.93
  4. Step 4: Simplify right side
    12,367,283.20x = 79,414,960,051,732.31
  5. Step 5: Solve for x
    x = 79,414,960,051,732.31/12,367,283.20
  6. Step 6: Final answer
    x = 6,421,374.75

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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.