Home / 15,431,237.92-21,300,619.44-10,532,954.08

Finding the Fourth Proportional to 15,431,237.92, 21,300,619.44 and 10,532,954.08

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Solution

The fourth proportional to 15,431,237.92, 21,300,619.44 and 10,532,954.08 is: 14,539,238.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,431,237.92 : 21,300,619.44 = 10,532,954.08 : x
  2. Step 2: Convert to fraction form
    15,431,237.92/21,300,619.44 = 10,532,954.08/x
  3. Step 3: Cross multiply
    15,431,237.92x = 21,300,619.44 × 10,532,954.08
  4. Step 4: Simplify right side
    15,431,237.92x = 224,358,446,437,075.34
  5. Step 5: Solve for x
    x = 224,358,446,437,075.34/15,431,237.92
  6. Step 6: Final answer
    x = 14,539,238.37

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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.