Home / 9,137,124.90-12,610,575.18-5,268,890.52

Finding the Fourth Proportional to 9,137,124.90, 12,610,575.18 and 5,268,890.52

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Solution

The fourth proportional to 9,137,124.90, 12,610,575.18 and 5,268,890.52 is: 7,271,843.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137,124.90 : 12,610,575.18 = 5,268,890.52 : x
  2. Step 2: Convert to fraction form
    9,137,124.90/12,610,575.18 = 5,268,890.52/x
  3. Step 3: Cross multiply
    9,137,124.90x = 12,610,575.18 × 5,268,890.52
  4. Step 4: Simplify right side
    9,137,124.90x = 66,443,740,017,649.29
  5. Step 5: Solve for x
    x = 66,443,740,017,649.29/9,137,124.90
  6. Step 6: Final answer
    x = 7,271,843.25

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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.