Home / 14,972,881.54-20,662,638.78-8,097,363.61

Finding the Fourth Proportional to 14,972,881.54, 20,662,638.78 and 8,097,363.61

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Solution

The fourth proportional to 14,972,881.54, 20,662,638.78 and 8,097,363.61 is: 11,174,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972,881.54 : 20,662,638.78 = 8,097,363.61 : x
  2. Step 2: Convert to fraction form
    14,972,881.54/20,662,638.78 = 8,097,363.61/x
  3. Step 3: Cross multiply
    14,972,881.54x = 20,662,638.78 × 8,097,363.61
  4. Step 4: Simplify right side
    14,972,881.54x = 167,312,899,343,746.81
  5. Step 5: Solve for x
    x = 167,312,899,343,746.81/14,972,881.54
  6. Step 6: Final answer
    x = 11,174,395.45

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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.