Home / 8,071,916.80-12,101,848.80-4,876,369.60

Finding the Fourth Proportional to 8,071,916.80, 12,101,848.80 and 4,876,369.60

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Solution

The fourth proportional to 8,071,916.80, 12,101,848.80 and 4,876,369.60 is: 7,310,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,916.80 : 12,101,848.80 = 4,876,369.60 : x
  2. Step 2: Convert to fraction form
    8,071,916.80/12,101,848.80 = 4,876,369.60/x
  3. Step 3: Cross multiply
    8,071,916.80x = 12,101,848.80 × 4,876,369.60
  4. Step 4: Simplify right side
    8,071,916.80x = 59,013,087,592,116.48
  5. Step 5: Solve for x
    x = 59,013,087,592,116.48/8,071,916.80
  6. Step 6: Final answer
    x = 7,310,913.76

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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.