Home / 14,889,508.64-20,542,289.28-9,735,886.88

Finding the Fourth Proportional to 14,889,508.64, 20,542,289.28 and 9,735,886.88

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Solution

The fourth proportional to 14,889,508.64, 20,542,289.28 and 9,735,886.88 is: 13,432,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889,508.64 : 20,542,289.28 = 9,735,886.88 : x
  2. Step 2: Convert to fraction form
    14,889,508.64/20,542,289.28 = 9,735,886.88/x
  3. Step 3: Cross multiply
    14,889,508.64x = 20,542,289.28 × 9,735,886.88
  4. Step 4: Simplify right side
    14,889,508.64x = 199,997,404,686,316.69
  5. Step 5: Solve for x
    x = 199,997,404,686,316.69/14,889,508.64
  6. Step 6: Final answer
    x = 13,432,102.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.