Home / 10,298,884.20-15,430,611.60-6,702,800.10

Finding the Fourth Proportional to 10,298,884.20, 15,430,611.60 and 6,702,800.10

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Solution

The fourth proportional to 10,298,884.20, 15,430,611.60 and 6,702,800.10 is: 10,042,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298,884.20 : 15,430,611.60 = 6,702,800.10 : x
  2. Step 2: Convert to fraction form
    10,298,884.20/15,430,611.60 = 6,702,800.10/x
  3. Step 3: Cross multiply
    10,298,884.20x = 15,430,611.60 × 6,702,800.10
  4. Step 4: Simplify right side
    10,298,884.20x = 103,428,304,975,541.16
  5. Step 5: Solve for x
    x = 103,428,304,975,541.16/10,298,884.20
  6. Step 6: Final answer
    x = 10,042,670.93

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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.