Home / 14,531,297.60-21,759,621.60-11,520,430.40

Finding the Fourth Proportional to 14,531,297.60, 21,759,621.60 and 11,520,430.40

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Solution

The fourth proportional to 14,531,297.60, 21,759,621.60 and 11,520,430.40 is: 17,251,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531,297.60 : 21,759,621.60 = 11,520,430.40 : x
  2. Step 2: Convert to fraction form
    14,531,297.60/21,759,621.60 = 11,520,430.40/x
  3. Step 3: Cross multiply
    14,531,297.60x = 21,759,621.60 × 11,520,430.40
  4. Step 4: Simplify right side
    14,531,297.60x = 250,680,206,173,136.66
  5. Step 5: Solve for x
    x = 250,680,206,173,136.66/14,531,297.60
  6. Step 6: Final answer
    x = 17,251,054.45

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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.