Home / 30,181,308.30-45,271,962.45-11,005,692.30

Finding the Fourth Proportional to 30,181,308.30, 45,271,962.45 and 11,005,692.30

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Solution

The fourth proportional to 30,181,308.30, 45,271,962.45 and 11,005,692.30 is: 16,508,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181,308.30 : 45,271,962.45 = 11,005,692.30 : x
  2. Step 2: Convert to fraction form
    30,181,308.30/45,271,962.45 = 11,005,692.30/x
  3. Step 3: Cross multiply
    30,181,308.30x = 45,271,962.45 × 11,005,692.30
  4. Step 4: Simplify right side
    30,181,308.30x = 498,249,288,541,854.19
  5. Step 5: Solve for x
    x = 498,249,288,541,854.19/30,181,308.30
  6. Step 6: Final answer
    x = 16,508,538.45

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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.