Home / 6,404,036.40-9,606,054.60-6,120,601.20

Finding the Fourth Proportional to 6,404,036.40, 9,606,054.60 and 6,120,601.20

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Solution

The fourth proportional to 6,404,036.40, 9,606,054.60 and 6,120,601.20 is: 9,180,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,404,036.40 : 9,606,054.60 = 6,120,601.20 : x
  2. Step 2: Convert to fraction form
    6,404,036.40/9,606,054.60 = 6,120,601.20/x
  3. Step 3: Cross multiply
    6,404,036.40x = 9,606,054.60 × 6,120,601.20
  4. Step 4: Simplify right side
    6,404,036.40x = 58,794,829,312,025.52
  5. Step 5: Solve for x
    x = 58,794,829,312,025.52/6,404,036.40
  6. Step 6: Final answer
    x = 9,180,901.80

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1.5x scale

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.