Home / 15,886,090.47-23,818,257.13-8,089,913.58

Finding the Fourth Proportional to 15,886,090.47, 23,818,257.13 and 8,089,913.58

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Solution

The fourth proportional to 15,886,090.47, 23,818,257.13 and 8,089,913.58 is: 12,129,330.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886,090.47 : 23,818,257.13 = 8,089,913.58 : x
  2. Step 2: Convert to fraction form
    15,886,090.47/23,818,257.13 = 8,089,913.58/x
  3. Step 3: Cross multiply
    15,886,090.47x = 23,818,257.13 × 8,089,913.58
  4. Step 4: Simplify right side
    15,886,090.47x = 192,687,641,807,918.81
  5. Step 5: Solve for x
    x = 192,687,641,807,918.81/15,886,090.47
  6. Step 6: Final answer
    x = 12,129,330.51

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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.