Home / 10,930,362.60-16,381,547.10-8,393,442.60

Finding the Fourth Proportional to 10,930,362.60, 16,381,547.10 and 8,393,442.60

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Solution

The fourth proportional to 10,930,362.60, 16,381,547.10 and 8,393,442.60 is: 12,579,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,362.60 : 16,381,547.10 = 8,393,442.60 : x
  2. Step 2: Convert to fraction form
    10,930,362.60/16,381,547.10 = 8,393,442.60/x
  3. Step 3: Cross multiply
    10,930,362.60x = 16,381,547.10 × 8,393,442.60
  4. Step 4: Simplify right side
    10,930,362.60x = 137,497,575,283,046.45
  5. Step 5: Solve for x
    x = 137,497,575,283,046.45/10,930,362.60
  6. Step 6: Final answer
    x = 12,579,415.74

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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.