Home / 7,729,871.60-11,594,807.40-4,893,186.80

Finding the Fourth Proportional to 7,729,871.60, 11,594,807.40 and 4,893,186.80

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Solution

The fourth proportional to 7,729,871.60, 11,594,807.40 and 4,893,186.80 is: 7,339,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,871.60 : 11,594,807.40 = 4,893,186.80 : x
  2. Step 2: Convert to fraction form
    7,729,871.60/11,594,807.40 = 4,893,186.80/x
  3. Step 3: Cross multiply
    7,729,871.60x = 11,594,807.40 × 4,893,186.80
  4. Step 4: Simplify right side
    7,729,871.60x = 56,735,558,518,222.32
  5. Step 5: Solve for x
    x = 56,735,558,518,222.32/7,729,871.60
  6. Step 6: Final answer
    x = 7,339,780.20

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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.