Home / 22,243,146.51-30,692,916.99-12,823,831.47

Finding the Fourth Proportional to 22,243,146.51, 30,692,916.99 and 12,823,831.47

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Solution

The fourth proportional to 22,243,146.51, 30,692,916.99 and 12,823,831.47 is: 17,695,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,243,146.51 : 30,692,916.99 = 12,823,831.47 : x
  2. Step 2: Convert to fraction form
    22,243,146.51/30,692,916.99 = 12,823,831.47/x
  3. Step 3: Cross multiply
    22,243,146.51x = 30,692,916.99 × 12,823,831.47
  4. Step 4: Simplify right side
    22,243,146.51x = 393,600,794,802,459.69
  5. Step 5: Solve for x
    x = 393,600,794,802,459.69/22,243,146.51
  6. Step 6: Final answer
    x = 17,695,373.93

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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.