Home / 45,934,419.58-63,390,640.62-28,286,641.78

Finding the Fourth Proportional to 45,934,419.58, 63,390,640.62 and 28,286,641.78

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Solution

The fourth proportional to 45,934,419.58, 63,390,640.62 and 28,286,641.78 is: 39,036,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,934,419.58 : 63,390,640.62 = 28,286,641.78 : x
  2. Step 2: Convert to fraction form
    45,934,419.58/63,390,640.62 = 28,286,641.78/x
  3. Step 3: Cross multiply
    45,934,419.58x = 63,390,640.62 × 28,286,641.78
  4. Step 4: Simplify right side
    45,934,419.58x = 1,793,108,343,422,657
  5. Step 5: Solve for x
    x = 1,793,108,343,422,657/45,934,419.58
  6. Step 6: Final answer
    x = 39,036,268.66

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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.