Home / 22,572,201.41-31,151,559.06-12,784,386.81

Finding the Fourth Proportional to 22,572,201.41, 31,151,559.06 and 12,784,386.81

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Solution

The fourth proportional to 22,572,201.41, 31,151,559.06 and 12,784,386.81 is: 17,643,541.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,572,201.41 : 31,151,559.06 = 12,784,386.81 : x
  2. Step 2: Convert to fraction form
    22,572,201.41/31,151,559.06 = 12,784,386.81/x
  3. Step 3: Cross multiply
    22,572,201.41x = 31,151,559.06 × 12,784,386.81
  4. Step 4: Simplify right side
    22,572,201.41x = 398,253,580,757,600
  5. Step 5: Solve for x
    x = 398,253,580,757,600/22,572,201.41
  6. Step 6: Final answer
    x = 17,643,541.87

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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.