Home / 8,557,041.40-12,835,562.10-6,653,476.60

Finding the Fourth Proportional to 8,557,041.40, 12,835,562.10 and 6,653,476.60

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Solution

The fourth proportional to 8,557,041.40, 12,835,562.10 and 6,653,476.60 is: 9,980,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,041.40 : 12,835,562.10 = 6,653,476.60 : x
  2. Step 2: Convert to fraction form
    8,557,041.40/12,835,562.10 = 6,653,476.60/x
  3. Step 3: Cross multiply
    8,557,041.40x = 12,835,562.10 × 6,653,476.60
  4. Step 4: Simplify right side
    8,557,041.40x = 85,401,112,080,196.86
  5. Step 5: Solve for x
    x = 85,401,112,080,196.86/8,557,041.40
  6. Step 6: Final answer
    x = 9,980,214.90

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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.