Home / 27,713,435.71-38,245,346.70-15,155,228.59

Finding the Fourth Proportional to 27,713,435.71, 38,245,346.70 and 15,155,228.59

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Solution

The fourth proportional to 27,713,435.71, 38,245,346.70 and 15,155,228.59 is: 20,914,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,713,435.71 : 38,245,346.70 = 15,155,228.59 : x
  2. Step 2: Convert to fraction form
    27,713,435.71/38,245,346.70 = 15,155,228.59/x
  3. Step 3: Cross multiply
    27,713,435.71x = 38,245,346.70 × 15,155,228.59
  4. Step 4: Simplify right side
    27,713,435.71x = 579,616,971,742,302.25
  5. Step 5: Solve for x
    x = 579,616,971,742,302.25/27,713,435.71
  6. Step 6: Final answer
    x = 20,914,655.90

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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.