Home / 32,931,554.42-45,445,500.05-18,248,171.28

Finding the Fourth Proportional to 32,931,554.42, 45,445,500.05 and 18,248,171.28

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Solution

The fourth proportional to 32,931,554.42, 45,445,500.05 and 18,248,171.28 is: 25,182,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,931,554.42 : 45,445,500.05 = 18,248,171.28 : x
  2. Step 2: Convert to fraction form
    32,931,554.42/45,445,500.05 = 18,248,171.28/x
  3. Step 3: Cross multiply
    32,931,554.42x = 45,445,500.05 × 18,248,171.28
  4. Step 4: Simplify right side
    32,931,554.42x = 829,297,268,726,407.75
  5. Step 5: Solve for x
    x = 829,297,268,726,407.75/32,931,554.42
  6. Step 6: Final answer
    x = 25,182,451.40

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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.