Home / 8,696,043.36-12,985,505.64-7,101,768.96

Finding the Fourth Proportional to 8,696,043.36, 12,985,505.64 and 7,101,768.96

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Solution

The fourth proportional to 8,696,043.36, 12,985,505.64 and 7,101,768.96 is: 10,604,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,043.36 : 12,985,505.64 = 7,101,768.96 : x
  2. Step 2: Convert to fraction form
    8,696,043.36/12,985,505.64 = 7,101,768.96/x
  3. Step 3: Cross multiply
    8,696,043.36x = 12,985,505.64 × 7,101,768.96
  4. Step 4: Simplify right side
    8,696,043.36x = 92,220,060,884,056.94
  5. Step 5: Solve for x
    x = 92,220,060,884,056.94/8,696,043.36
  6. Step 6: Final answer
    x = 10,604,829.93

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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.