Home / 7,137,219.60-10,705,829.40-6,562,141.20

Finding the Fourth Proportional to 7,137,219.60, 10,705,829.40 and 6,562,141.20

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Solution

The fourth proportional to 7,137,219.60, 10,705,829.40 and 6,562,141.20 is: 9,843,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,219.60 : 10,705,829.40 = 6,562,141.20 : x
  2. Step 2: Convert to fraction form
    7,137,219.60/10,705,829.40 = 6,562,141.20/x
  3. Step 3: Cross multiply
    7,137,219.60x = 10,705,829.40 × 6,562,141.20
  4. Step 4: Simplify right side
    7,137,219.60x = 70,253,164,185,911.28
  5. Step 5: Solve for x
    x = 70,253,164,185,911.28/7,137,219.60
  6. Step 6: Final answer
    x = 9,843,211.80

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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.