Home / 5,190,611.04-7,163,248.12-2,985,470.34

Finding the Fourth Proportional to 5,190,611.04, 7,163,248.12 and 2,985,470.34

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Solution

The fourth proportional to 5,190,611.04, 7,163,248.12 and 2,985,470.34 is: 4,120,066.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,611.04 : 7,163,248.12 = 2,985,470.34 : x
  2. Step 2: Convert to fraction form
    5,190,611.04/7,163,248.12 = 2,985,470.34/x
  3. Step 3: Cross multiply
    5,190,611.04x = 7,163,248.12 × 2,985,470.34
  4. Step 4: Simplify right side
    5,190,611.04x = 21,385,664,765,994.91
  5. Step 5: Solve for x
    x = 21,385,664,765,994.91/5,190,611.04
  6. Step 6: Final answer
    x = 4,120,066.91

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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.