Home / 21,876,582.47-30,190,292.53-12,087,657.41

Finding the Fourth Proportional to 21,876,582.47, 30,190,292.53 and 12,087,657.41

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Solution

The fourth proportional to 21,876,582.47, 30,190,292.53 and 12,087,657.41 is: 16,681,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,876,582.47 : 30,190,292.53 = 12,087,657.41 : x
  2. Step 2: Convert to fraction form
    21,876,582.47/30,190,292.53 = 12,087,657.41/x
  3. Step 3: Cross multiply
    21,876,582.47x = 30,190,292.53 × 12,087,657.41
  4. Step 4: Simplify right side
    21,876,582.47x = 364,929,913,029,151.50
  5. Step 5: Solve for x
    x = 364,929,913,029,151.50/21,876,582.47
  6. Step 6: Final answer
    x = 16,681,303.56

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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.