Home / 46,604,006.20-69,906,009.30-30,479,692.60

Finding the Fourth Proportional to 46,604,006.20, 69,906,009.30 and 30,479,692.60

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Solution

The fourth proportional to 46,604,006.20, 69,906,009.30 and 30,479,692.60 is: 45,719,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,604,006.20 : 69,906,009.30 = 30,479,692.60 : x
  2. Step 2: Convert to fraction form
    46,604,006.20/69,906,009.30 = 30,479,692.60/x
  3. Step 3: Cross multiply
    46,604,006.20x = 69,906,009.30 × 30,479,692.60
  4. Step 4: Simplify right side
    46,604,006.20x = 2,130,713,674,356,741.25
  5. Step 5: Solve for x
    x = 2,130,713,674,356,741.25/46,604,006.20
  6. Step 6: Final answer
    x = 45,719,538.90

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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.