Home / 28,453,540.01-42,688,301.47-11,426,170.37

Finding the Fourth Proportional to 28,453,540.01, 42,688,301.47 and 11,426,170.37

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Solution

The fourth proportional to 28,453,540.01, 42,688,301.47 and 11,426,170.37 is: 17,142,464.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,453,540.01 : 42,688,301.47 = 11,426,170.37 : x
  2. Step 2: Convert to fraction form
    28,453,540.01/42,688,301.47 = 11,426,170.37/x
  3. Step 3: Cross multiply
    28,453,540.01x = 42,688,301.47 × 11,426,170.37
  4. Step 4: Simplify right side
    28,453,540.01x = 487,763,805,402,141.38
  5. Step 5: Solve for x
    x = 487,763,805,402,141.38/28,453,540.01
  6. Step 6: Final answer
    x = 17,142,464.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.