Home / 82,717,514.10-124,076,271.15-39,670,793.10

Finding the Fourth Proportional to 82,717,514.10, 124,076,271.15 and 39,670,793.10

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Solution

The fourth proportional to 82,717,514.10, 124,076,271.15 and 39,670,793.10 is: 59,506,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,717,514.10 : 124,076,271.15 = 39,670,793.10 : x
  2. Step 2: Convert to fraction form
    82,717,514.10/124,076,271.15 = 39,670,793.10/x
  3. Step 3: Cross multiply
    82,717,514.10x = 124,076,271.15 × 39,670,793.10
  4. Step 4: Simplify right side
    82,717,514.10x = 4,922,204,081,411,149
  5. Step 5: Solve for x
    x = 4,922,204,081,411,149/82,717,514.10
  6. Step 6: Final answer
    x = 59,506,189.65

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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.