Home / 20,263,106.28-27,963,046.50-10,970,673.81

Finding the Fourth Proportional to 20,263,106.28, 27,963,046.50 and 10,970,673.81

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Solution

The fourth proportional to 20,263,106.28, 27,963,046.50 and 10,970,673.81 is: 15,139,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,263,106.28 : 27,963,046.50 = 10,970,673.81 : x
  2. Step 2: Convert to fraction form
    20,263,106.28/27,963,046.50 = 10,970,673.81/x
  3. Step 3: Cross multiply
    20,263,106.28x = 27,963,046.50 × 10,970,673.81
  4. Step 4: Simplify right side
    20,263,106.28x = 306,773,461,885,362.19
  5. Step 5: Solve for x
    x = 306,773,461,885,362.19/20,263,106.28
  6. Step 6: Final answer
    x = 15,139,508.11

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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.