Home / 14,328,149.60-19,772,762.22-7,801,763.46

Finding the Fourth Proportional to 14,328,149.60, 19,772,762.22 and 7,801,763.46

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Solution

The fourth proportional to 14,328,149.60, 19,772,762.22 and 7,801,763.46 is: 10,766,387.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328,149.60 : 19,772,762.22 = 7,801,763.46 : x
  2. Step 2: Convert to fraction form
    14,328,149.60/19,772,762.22 = 7,801,763.46/x
  3. Step 3: Cross multiply
    14,328,149.60x = 19,772,762.22 × 7,801,763.46
  4. Step 4: Simplify right side
    14,328,149.60x = 154,262,413,791,264.47
  5. Step 5: Solve for x
    x = 154,262,413,791,264.47/14,328,149.60
  6. Step 6: Final answer
    x = 10,766,387.71

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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.