Home / 28,403,009.40-42,604,514.10-23,868,046.20

Finding the Fourth Proportional to 28,403,009.40, 42,604,514.10 and 23,868,046.20

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Solution

The fourth proportional to 28,403,009.40, 42,604,514.10 and 23,868,046.20 is: 35,802,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,403,009.40 : 42,604,514.10 = 23,868,046.20 : x
  2. Step 2: Convert to fraction form
    28,403,009.40/42,604,514.10 = 23,868,046.20/x
  3. Step 3: Cross multiply
    28,403,009.40x = 42,604,514.10 × 23,868,046.20
  4. Step 4: Simplify right side
    28,403,009.40x = 1,016,886,510,867,351.38
  5. Step 5: Solve for x
    x = 1,016,886,510,867,351.38/28,403,009.40
  6. Step 6: Final answer
    x = 35,802,069.30

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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.