Home / 8,696,073.74-12,985,550.54-7,101,799.34

Finding the Fourth Proportional to 8,696,073.74, 12,985,550.54 and 7,101,799.34

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Solution

The fourth proportional to 8,696,073.74, 12,985,550.54 and 7,101,799.34 is: 10,604,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,073.74 : 12,985,550.54 = 7,101,799.34 : x
  2. Step 2: Convert to fraction form
    8,696,073.74/12,985,550.54 = 7,101,799.34/x
  3. Step 3: Cross multiply
    8,696,073.74x = 12,985,550.54 × 7,101,799.34
  4. Step 4: Simplify right side
    8,696,073.74x = 92,220,774,180,703.64
  5. Step 5: Solve for x
    x = 92,220,774,180,703.64/8,696,073.74
  6. Step 6: Final answer
    x = 10,604,874.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.