Home / 8,629,641.64-11,908,685.94-4,762,112.20

Finding the Fourth Proportional to 8,629,641.64, 11,908,685.94 and 4,762,112.20

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Solution

The fourth proportional to 8,629,641.64, 11,908,685.94 and 4,762,112.20 is: 6,571,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,641.64 : 11,908,685.94 = 4,762,112.20 : x
  2. Step 2: Convert to fraction form
    8,629,641.64/11,908,685.94 = 4,762,112.20/x
  3. Step 3: Cross multiply
    8,629,641.64x = 11,908,685.94 × 4,762,112.20
  4. Step 4: Simplify right side
    8,629,641.64x = 56,710,498,600,842.47
  5. Step 5: Solve for x
    x = 56,710,498,600,842.47/8,629,641.64
  6. Step 6: Final answer
    x = 6,571,593.70

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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.