Home / 11,347,187.60-17,020,781.40-10,000,870.40

Finding the Fourth Proportional to 11,347,187.60, 17,020,781.40 and 10,000,870.40

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Solution

The fourth proportional to 11,347,187.60, 17,020,781.40 and 10,000,870.40 is: 15,001,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,187.60 : 17,020,781.40 = 10,000,870.40 : x
  2. Step 2: Convert to fraction form
    11,347,187.60/17,020,781.40 = 10,000,870.40/x
  3. Step 3: Cross multiply
    11,347,187.60x = 17,020,781.40 × 10,000,870.40
  4. Step 4: Simplify right side
    11,347,187.60x = 170,222,628,888,130.56
  5. Step 5: Solve for x
    x = 170,222,628,888,130.56/11,347,187.60
  6. Step 6: Final answer
    x = 15,001,305.60

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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.