Home / 6,470,228.40-9,699,121.80-5,030,113.20

Finding the Fourth Proportional to 6,470,228.40, 9,699,121.80 and 5,030,113.20

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Solution

The fourth proportional to 6,470,228.40, 9,699,121.80 and 5,030,113.20 is: 7,540,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470,228.40 : 9,699,121.80 = 5,030,113.20 : x
  2. Step 2: Convert to fraction form
    6,470,228.40/9,699,121.80 = 5,030,113.20/x
  3. Step 3: Cross multiply
    6,470,228.40x = 9,699,121.80 × 5,030,113.20
  4. Step 4: Simplify right side
    6,470,228.40x = 48,787,680,594,587.77
  5. Step 5: Solve for x
    x = 48,787,680,594,587.77/6,470,228.40
  6. Step 6: Final answer
    x = 7,540,333.60

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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.