Home / 10,178,753.51-14,041,998.54-9,018,383.29

Finding the Fourth Proportional to 10,178,753.51, 14,041,998.54 and 9,018,383.29

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Solution

The fourth proportional to 10,178,753.51, 14,041,998.54 and 9,018,383.29 is: 12,441,221.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178,753.51 : 14,041,998.54 = 9,018,383.29 : x
  2. Step 2: Convert to fraction form
    10,178,753.51/14,041,998.54 = 9,018,383.29/x
  3. Step 3: Cross multiply
    10,178,753.51x = 14,041,998.54 × 9,018,383.29
  4. Step 4: Simplify right side
    10,178,753.51x = 126,636,124,956,235.39
  5. Step 5: Solve for x
    x = 126,636,124,956,235.39/10,178,753.51
  6. Step 6: Final answer
    x = 12,441,221.29

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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.