Home / 5,256,621.40-7,884,932.10-4,962,688.60

Finding the Fourth Proportional to 5,256,621.40, 7,884,932.10 and 4,962,688.60

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Solution

The fourth proportional to 5,256,621.40, 7,884,932.10 and 4,962,688.60 is: 7,444,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,621.40 : 7,884,932.10 = 4,962,688.60 : x
  2. Step 2: Convert to fraction form
    5,256,621.40/7,884,932.10 = 4,962,688.60/x
  3. Step 3: Cross multiply
    5,256,621.40x = 7,884,932.10 × 4,962,688.60
  4. Step 4: Simplify right side
    5,256,621.40x = 39,130,462,644,444.05
  5. Step 5: Solve for x
    x = 39,130,462,644,444.05/5,256,621.40
  6. Step 6: Final answer
    x = 7,444,032.90

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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.