Home / 6,128,330.30-9,180,536.61-4,774,152.20

Finding the Fourth Proportional to 6,128,330.30, 9,180,536.61 and 4,774,152.20

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Solution

The fourth proportional to 6,128,330.30, 9,180,536.61 and 4,774,152.20 is: 7,151,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,330.30 : 9,180,536.61 = 4,774,152.20 : x
  2. Step 2: Convert to fraction form
    6,128,330.30/9,180,536.61 = 4,774,152.20/x
  3. Step 3: Cross multiply
    6,128,330.30x = 9,180,536.61 × 4,774,152.20
  4. Step 4: Simplify right side
    6,128,330.30x = 43,829,279,007,909.36
  5. Step 5: Solve for x
    x = 43,829,279,007,909.36/6,128,330.30
  6. Step 6: Final answer
    x = 7,151,912.01

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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.