Home / 27,397,075-37,806,619.98-15,007,223.40

Finding the Fourth Proportional to 27,397,075, 37,806,619.98 and 15,007,223.40

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Solution

The fourth proportional to 27,397,075, 37,806,619.98 and 15,007,223.40 is: 20,709,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,397,075 : 37,806,619.98 = 15,007,223.40 : x
  2. Step 2: Convert to fraction form
    27,397,075/37,806,619.98 = 15,007,223.40/x
  3. Step 3: Cross multiply
    27,397,075x = 37,806,619.98 × 15,007,223.40
  4. Step 4: Simplify right side
    27,397,075x = 567,372,391,849,730.38
  5. Step 5: Solve for x
    x = 567,372,391,849,730.38/27,397,075
  6. Step 6: Final answer
    x = 20,709,232.35

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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.