Home / 21,909,783.15-32,867,665.52-9,127,298.57

Finding the Fourth Proportional to 21,909,783.15, 32,867,665.52 and 9,127,298.57

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Solution

The fourth proportional to 21,909,783.15, 32,867,665.52 and 9,127,298.57 is: 13,692,193.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,909,783.15 : 32,867,665.52 = 9,127,298.57 : x
  2. Step 2: Convert to fraction form
    21,909,783.15/32,867,665.52 = 9,127,298.57/x
  3. Step 3: Cross multiply
    21,909,783.15x = 32,867,665.52 × 9,127,298.57
  4. Step 4: Simplify right side
    21,909,783.15x = 299,992,996,289,959.50
  5. Step 5: Solve for x
    x = 299,992,996,289,959.50/21,909,783.15
  6. Step 6: Final answer
    x = 13,692,193.77

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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.