Home / 7,284,807.40-10,927,211.10-5,371,619.80

Finding the Fourth Proportional to 7,284,807.40, 10,927,211.10 and 5,371,619.80

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Solution

The fourth proportional to 7,284,807.40, 10,927,211.10 and 5,371,619.80 is: 8,057,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,807.40 : 10,927,211.10 = 5,371,619.80 : x
  2. Step 2: Convert to fraction form
    7,284,807.40/10,927,211.10 = 5,371,619.80/x
  3. Step 3: Cross multiply
    7,284,807.40x = 10,927,211.10 × 5,371,619.80
  4. Step 4: Simplify right side
    7,284,807.40x = 58,696,823,503,539.77
  5. Step 5: Solve for x
    x = 58,696,823,503,539.77/7,284,807.40
  6. Step 6: Final answer
    x = 8,057,429.70

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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.