Home / 22,569,736.78-31,146,242.88-12,256,457.14

Finding the Fourth Proportional to 22,569,736.78, 31,146,242.88 and 12,256,457.14

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Solution

The fourth proportional to 22,569,736.78, 31,146,242.88 and 12,256,457.14 is: 16,913,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569,736.78 : 31,146,242.88 = 12,256,457.14 : x
  2. Step 2: Convert to fraction form
    22,569,736.78/31,146,242.88 = 12,256,457.14/x
  3. Step 3: Cross multiply
    22,569,736.78x = 31,146,242.88 × 12,256,457.14
  4. Step 4: Simplify right side
    22,569,736.78x = 381,742,590,930,750.19
  5. Step 5: Solve for x
    x = 381,742,590,930,750.19/22,569,736.78
  6. Step 6: Final answer
    x = 16,913,914.18

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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.