Home / 11,971,547.38-16,520,737.20-6,539,039.38

Finding the Fourth Proportional to 11,971,547.38, 16,520,737.20 and 6,539,039.38

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Solution

The fourth proportional to 11,971,547.38, 16,520,737.20 and 6,539,039.38 is: 9,023,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,971,547.38 : 16,520,737.20 = 6,539,039.38 : x
  2. Step 2: Convert to fraction form
    11,971,547.38/16,520,737.20 = 6,539,039.38/x
  3. Step 3: Cross multiply
    11,971,547.38x = 16,520,737.20 × 6,539,039.38
  4. Step 4: Simplify right side
    11,971,547.38x = 108,029,751,054,827.25
  5. Step 5: Solve for x
    x = 108,029,751,054,827.25/11,971,547.38
  6. Step 6: Final answer
    x = 9,023,875.33

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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.