Home / 21,417,835.93-32,139,519.19-7,772,046.80

Finding the Fourth Proportional to 21,417,835.93, 32,139,519.19 and 7,772,046.80

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Solution

The fourth proportional to 21,417,835.93, 32,139,519.19 and 7,772,046.80 is: 11,662,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,417,835.93 : 32,139,519.19 = 7,772,046.80 : x
  2. Step 2: Convert to fraction form
    21,417,835.93/32,139,519.19 = 7,772,046.80/x
  3. Step 3: Cross multiply
    21,417,835.93x = 32,139,519.19 × 7,772,046.80
  4. Step 4: Simplify right side
    21,417,835.93x = 249,789,847,094,050.38
  5. Step 5: Solve for x
    x = 249,789,847,094,050.38/21,417,835.93
  6. Step 6: Final answer
    x = 11,662,702.43

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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.