Home / 8,376,076.40-12,564,114.60-6,696,460.40

Finding the Fourth Proportional to 8,376,076.40, 12,564,114.60 and 6,696,460.40

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Solution

The fourth proportional to 8,376,076.40, 12,564,114.60 and 6,696,460.40 is: 10,044,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376,076.40 : 12,564,114.60 = 6,696,460.40 : x
  2. Step 2: Convert to fraction form
    8,376,076.40/12,564,114.60 = 6,696,460.40/x
  3. Step 3: Cross multiply
    8,376,076.40x = 12,564,114.60 × 6,696,460.40
  4. Step 4: Simplify right side
    8,376,076.40x = 84,135,095,879,961.84
  5. Step 5: Solve for x
    x = 84,135,095,879,961.84/8,376,076.40
  6. Step 6: Final answer
    x = 10,044,690.60

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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.