Home / 10,354,976.32-15,539,462.88-3,623,448.64

Finding the Fourth Proportional to 10,354,976.32, 15,539,462.88 and 3,623,448.64

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Solution

The fourth proportional to 10,354,976.32, 15,539,462.88 and 3,623,448.64 is: 5,437,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354,976.32 : 15,539,462.88 = 3,623,448.64 : x
  2. Step 2: Convert to fraction form
    10,354,976.32/15,539,462.88 = 3,623,448.64/x
  3. Step 3: Cross multiply
    10,354,976.32x = 15,539,462.88 × 3,623,448.64
  4. Step 4: Simplify right side
    10,354,976.32x = 56,306,445,638,866.48
  5. Step 5: Solve for x
    x = 56,306,445,638,866.48/10,354,976.32
  6. Step 6: Final answer
    x = 5,437,621.86

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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.