Home / 19,008,029.30-28,506,514.35-10,492,445.30

Finding the Fourth Proportional to 19,008,029.30, 28,506,514.35 and 10,492,445.30

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Solution

The fourth proportional to 19,008,029.30, 28,506,514.35 and 10,492,445.30 is: 15,735,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,029.30 : 28,506,514.35 = 10,492,445.30 : x
  2. Step 2: Convert to fraction form
    19,008,029.30/28,506,514.35 = 10,492,445.30/x
  3. Step 3: Cross multiply
    19,008,029.30x = 28,506,514.35 × 10,492,445.30
  4. Step 4: Simplify right side
    19,008,029.30x = 299,103,042,511,040.06
  5. Step 5: Solve for x
    x = 299,103,042,511,040.06/19,008,029.30
  6. Step 6: Final answer
    x = 15,735,615.61

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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.