Home / 42,120,346.30-58,128,323.23-23,535,937.57

Finding the Fourth Proportional to 42,120,346.30, 58,128,323.23 and 23,535,937.57

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Solution

The fourth proportional to 42,120,346.30, 58,128,323.23 and 23,535,937.57 is: 32,480,848.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,120,346.30 : 58,128,323.23 = 23,535,937.57 : x
  2. Step 2: Convert to fraction form
    42,120,346.30/58,128,323.23 = 23,535,937.57/x
  3. Step 3: Cross multiply
    42,120,346.30x = 58,128,323.23 × 23,535,937.57
  4. Step 4: Simplify right side
    42,120,346.30x = 1,368,104,586,534,548.25
  5. Step 5: Solve for x
    x = 1,368,104,586,534,548.25/42,120,346.30
  6. Step 6: Final answer
    x = 32,480,848.49

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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.