Home / 15,554,428.32-21,459,124.29-9,743,093.04

Finding the Fourth Proportional to 15,554,428.32, 21,459,124.29 and 9,743,093.04

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Solution

The fourth proportional to 15,554,428.32, 21,459,124.29 and 9,743,093.04 is: 13,441,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,428.32 : 21,459,124.29 = 9,743,093.04 : x
  2. Step 2: Convert to fraction form
    15,554,428.32/21,459,124.29 = 9,743,093.04/x
  3. Step 3: Cross multiply
    15,554,428.32x = 21,459,124.29 × 9,743,093.04
  4. Step 4: Simplify right side
    15,554,428.32x = 209,078,244,514,393.91
  5. Step 5: Solve for x
    x = 209,078,244,514,393.91/15,554,428.32
  6. Step 6: Final answer
    x = 13,441,718.35

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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.