Home / 15,463,275.27-21,338,075.40-8,937,327.42

Finding the Fourth Proportional to 15,463,275.27, 21,338,075.40 and 8,937,327.42

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Solution

The fourth proportional to 15,463,275.27, 21,338,075.40 and 8,937,327.42 is: 12,332,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463,275.27 : 21,338,075.40 = 8,937,327.42 : x
  2. Step 2: Convert to fraction form
    15,463,275.27/21,338,075.40 = 8,937,327.42/x
  3. Step 3: Cross multiply
    15,463,275.27x = 21,338,075.40 × 8,937,327.42
  4. Step 4: Simplify right side
    15,463,275.27x = 190,705,366,362,447.44
  5. Step 5: Solve for x
    x = 190,705,366,362,447.44/15,463,275.27
  6. Step 6: Final answer
    x = 12,332,792.57

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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.