Home / 10,220,941.70-14,105,067.64-5,574,726.74

Finding the Fourth Proportional to 10,220,941.70, 14,105,067.64 and 5,574,726.74

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Solution

The fourth proportional to 10,220,941.70, 14,105,067.64 and 5,574,726.74 is: 7,693,214.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220,941.70 : 14,105,067.64 = 5,574,726.74 : x
  2. Step 2: Convert to fraction form
    10,220,941.70/14,105,067.64 = 5,574,726.74/x
  3. Step 3: Cross multiply
    10,220,941.70x = 14,105,067.64 × 5,574,726.74
  4. Step 4: Simplify right side
    10,220,941.70x = 78,631,897,684,201.55
  5. Step 5: Solve for x
    x = 78,631,897,684,201.55/10,220,941.70
  6. Step 6: Final answer
    x = 7,693,214.58

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1.5x scale

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.