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Finding the Fourth Proportional to 9,746,610.40, 14,622,248.40 and 4,955,039.20

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Solution

The fourth proportional to 9,746,610.40, 14,622,248.40 and 4,955,039.20 is: 7,433,744.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,746,610.40 : 14,622,248.40 = 4,955,039.20 : x
  2. Step 2: Convert to fraction form
    9,746,610.40/14,622,248.40 = 4,955,039.20/x
  3. Step 3: Cross multiply
    9,746,610.40x = 14,622,248.40 × 4,955,039.20
  4. Step 4: Simplify right side
    9,746,610.40x = 72,453,814,014,137.28
  5. Step 5: Solve for x
    x = 72,453,814,014,137.28/9,746,610.40
  6. Step 6: Final answer
    x = 7,433,744.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.