Home / 9,949,643.20-14,931,837.60-3,970,302.40

Finding the Fourth Proportional to 9,949,643.20, 14,931,837.60 and 3,970,302.40

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Solution

The fourth proportional to 9,949,643.20, 14,931,837.60 and 3,970,302.40 is: 5,958,395.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949,643.20 : 14,931,837.60 = 3,970,302.40 : x
  2. Step 2: Convert to fraction form
    9,949,643.20/14,931,837.60 = 3,970,302.40/x
  3. Step 3: Cross multiply
    9,949,643.20x = 14,931,837.60 × 3,970,302.40
  4. Step 4: Simplify right side
    9,949,643.20x = 59,283,910,659,690.23
  5. Step 5: Solve for x
    x = 59,283,910,659,690.23/9,949,643.20
  6. Step 6: Final answer
    x = 5,958,395.64

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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.