Home / 20,468,560.02-28,243,278.69-12,094,764.57

Finding the Fourth Proportional to 20,468,560.02, 28,243,278.69 and 12,094,764.57

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Solution

The fourth proportional to 20,468,560.02, 28,243,278.69 and 12,094,764.57 is: 16,688,804.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,468,560.02 : 28,243,278.69 = 12,094,764.57 : x
  2. Step 2: Convert to fraction form
    20,468,560.02/28,243,278.69 = 12,094,764.57/x
  3. Step 3: Cross multiply
    20,468,560.02x = 28,243,278.69 × 12,094,764.57
  4. Step 4: Simplify right side
    20,468,560.02x = 341,595,806,440,448.06
  5. Step 5: Solve for x
    x = 341,595,806,440,448.06/20,468,560.02
  6. Step 6: Final answer
    x = 16,688,804.98

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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.