Home / 15,860,344.45-21,887,275.32-8,984,826.51

Finding the Fourth Proportional to 15,860,344.45, 21,887,275.32 and 8,984,826.51

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Solution

The fourth proportional to 15,860,344.45, 21,887,275.32 and 8,984,826.51 is: 12,399,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860,344.45 : 21,887,275.32 = 8,984,826.51 : x
  2. Step 2: Convert to fraction form
    15,860,344.45/21,887,275.32 = 8,984,826.51/x
  3. Step 3: Cross multiply
    15,860,344.45x = 21,887,275.32 × 8,984,826.51
  4. Step 4: Simplify right side
    15,860,344.45x = 196,653,371,526,804.72
  5. Step 5: Solve for x
    x = 196,653,371,526,804.72/15,860,344.45
  6. Step 6: Final answer
    x = 12,399,060.57

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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.