Home / 10,158,552.72-14,018,074.92-5,807,822.40

Finding the Fourth Proportional to 10,158,552.72, 14,018,074.92 and 5,807,822.40

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Solution

The fourth proportional to 10,158,552.72, 14,018,074.92 and 5,807,822.40 is: 8,014,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,552.72 : 14,018,074.92 = 5,807,822.40 : x
  2. Step 2: Convert to fraction form
    10,158,552.72/14,018,074.92 = 5,807,822.40/x
  3. Step 3: Cross multiply
    10,158,552.72x = 14,018,074.92 × 5,807,822.40
  4. Step 4: Simplify right side
    10,158,552.72x = 81,414,489,525,254.22
  5. Step 5: Solve for x
    x = 81,414,489,525,254.22/10,158,552.72
  6. Step 6: Final answer
    x = 8,014,378.80

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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.