Home / 14,403,743.60-21,602,159.40-8,325,330.80

Finding the Fourth Proportional to 14,403,743.60, 21,602,159.40 and 8,325,330.80

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Solution

The fourth proportional to 14,403,743.60, 21,602,159.40 and 8,325,330.80 is: 12,485,998.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403,743.60 : 21,602,159.40 = 8,325,330.80 : x
  2. Step 2: Convert to fraction form
    14,403,743.60/21,602,159.40 = 8,325,330.80/x
  3. Step 3: Cross multiply
    14,403,743.60x = 21,602,159.40 × 8,325,330.80
  4. Step 4: Simplify right side
    14,403,743.60x = 179,845,122,999,329.50
  5. Step 5: Solve for x
    x = 179,845,122,999,329.50/14,403,743.60
  6. Step 6: Final answer
    x = 12,485,998.64

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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.