Home / 28,995,322.26-40,012,468.56-15,941,804.52

Finding the Fourth Proportional to 28,995,322.26, 40,012,468.56 and 15,941,804.52

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Solution

The fourth proportional to 28,995,322.26, 40,012,468.56 and 15,941,804.52 is: 21,999,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995,322.26 : 40,012,468.56 = 15,941,804.52 : x
  2. Step 2: Convert to fraction form
    28,995,322.26/40,012,468.56 = 15,941,804.52/x
  3. Step 3: Cross multiply
    28,995,322.26x = 40,012,468.56 × 15,941,804.52
  4. Step 4: Simplify right side
    28,995,322.26x = 637,870,952,146,165.88
  5. Step 5: Solve for x
    x = 637,870,952,146,165.88/28,995,322.26
  6. Step 6: Final answer
    x = 21,999,098.56

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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.