Home / 6,454,624.32-8,907,602.40-3,554,215.20

Finding the Fourth Proportional to 6,454,624.32, 8,907,602.40 and 3,554,215.20

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Solution

The fourth proportional to 6,454,624.32, 8,907,602.40 and 3,554,215.20 is: 4,904,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454,624.32 : 8,907,602.40 = 3,554,215.20 : x
  2. Step 2: Convert to fraction form
    6,454,624.32/8,907,602.40 = 3,554,215.20/x
  3. Step 3: Cross multiply
    6,454,624.32x = 8,907,602.40 × 3,554,215.20
  4. Step 4: Simplify right side
    6,454,624.32x = 31,659,535,845,636.48
  5. Step 5: Solve for x
    x = 31,659,535,845,636.48/6,454,624.32
  6. Step 6: Final answer
    x = 4,904,938.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.