Home / 8,547,511.70-12,810,381.15-3,493,111.70

Finding the Fourth Proportional to 8,547,511.70, 12,810,381.15 and 3,493,111.70

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Solution

The fourth proportional to 8,547,511.70, 12,810,381.15 and 3,493,111.70 is: 5,235,218.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547,511.70 : 12,810,381.15 = 3,493,111.70 : x
  2. Step 2: Convert to fraction form
    8,547,511.70/12,810,381.15 = 3,493,111.70/x
  3. Step 3: Cross multiply
    8,547,511.70x = 12,810,381.15 × 3,493,111.70
  4. Step 4: Simplify right side
    8,547,511.70x = 44,748,092,276,524.46
  5. Step 5: Solve for x
    x = 44,748,092,276,524.46/8,547,511.70
  6. Step 6: Final answer
    x = 5,235,218.60

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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.