Home / 35,529,531.30-53,223,438.15-20,365,748.10

Finding the Fourth Proportional to 35,529,531.30, 53,223,438.15 and 20,365,748.10

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Solution

The fourth proportional to 35,529,531.30, 53,223,438.15 and 20,365,748.10 is: 30,508,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529,531.30 : 53,223,438.15 = 20,365,748.10 : x
  2. Step 2: Convert to fraction form
    35,529,531.30/53,223,438.15 = 20,365,748.10/x
  3. Step 3: Cross multiply
    35,529,531.30x = 53,223,438.15 × 20,365,748.10
  4. Step 4: Simplify right side
    35,529,531.30x = 1,083,935,134,378,830.12
  5. Step 5: Solve for x
    x = 1,083,935,134,378,830.12/35,529,531.30
  6. Step 6: Final answer
    x = 30,508,005.45

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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.