Home / 27,129,538.87-37,430,515.83-15,366,938.29

Finding the Fourth Proportional to 27,129,538.87, 37,430,515.83 and 15,366,938.29

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Solution

The fourth proportional to 27,129,538.87, 37,430,515.83 and 15,366,938.29 is: 21,201,703.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129,538.87 : 37,430,515.83 = 15,366,938.29 : x
  2. Step 2: Convert to fraction form
    27,129,538.87/37,430,515.83 = 15,366,938.29/x
  3. Step 3: Cross multiply
    27,129,538.87x = 37,430,515.83 × 15,366,938.29
  4. Step 4: Simplify right side
    27,129,538.87x = 575,192,426,742,195.38
  5. Step 5: Solve for x
    x = 575,192,426,742,195.38/27,129,538.87
  6. Step 6: Final answer
    x = 21,201,703.04

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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.