Home / 7,242,330.60-10,863,495.90-3,646,708.20

Finding the Fourth Proportional to 7,242,330.60, 10,863,495.90 and 3,646,708.20

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Solution

The fourth proportional to 7,242,330.60, 10,863,495.90 and 3,646,708.20 is: 5,470,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,330.60 : 10,863,495.90 = 3,646,708.20 : x
  2. Step 2: Convert to fraction form
    7,242,330.60/10,863,495.90 = 3,646,708.20/x
  3. Step 3: Cross multiply
    7,242,330.60x = 10,863,495.90 × 3,646,708.20
  4. Step 4: Simplify right side
    7,242,330.60x = 39,615,999,579,196.38
  5. Step 5: Solve for x
    x = 39,615,999,579,196.38/7,242,330.60
  6. Step 6: Final answer
    x = 5,470,062.30

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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.