Home / 32,730,692.68-45,165,272.52-18,978,166

Finding the Fourth Proportional to 32,730,692.68, 45,165,272.52 and 18,978,166

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Solution

The fourth proportional to 32,730,692.68, 45,165,272.52 and 18,978,166 is: 26,188,081.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,730,692.68 : 45,165,272.52 = 18,978,166 : x
  2. Step 2: Convert to fraction form
    32,730,692.68/45,165,272.52 = 18,978,166/x
  3. Step 3: Cross multiply
    32,730,692.68x = 45,165,272.52 × 18,978,166
  4. Step 4: Simplify right side
    32,730,692.68x = 857,154,039,319,798.38
  5. Step 5: Solve for x
    x = 857,154,039,319,798.38/32,730,692.68
  6. Step 6: Final answer
    x = 26,188,081.25

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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.