Home / 8,217,609.74-11,343,933.51-4,911,070.46

Finding the Fourth Proportional to 8,217,609.74, 11,343,933.51 and 4,911,070.46

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Solution

The fourth proportional to 8,217,609.74, 11,343,933.51 and 4,911,070.46 is: 6,779,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217,609.74 : 11,343,933.51 = 4,911,070.46 : x
  2. Step 2: Convert to fraction form
    8,217,609.74/11,343,933.51 = 4,911,070.46/x
  3. Step 3: Cross multiply
    8,217,609.74x = 11,343,933.51 × 4,911,070.46
  4. Step 4: Simplify right side
    8,217,609.74x = 55,710,856,761,165.11
  5. Step 5: Solve for x
    x = 55,710,856,761,165.11/8,217,609.74
  6. Step 6: Final answer
    x = 6,779,447.86

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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.