Home / 28,602,181.10-42,903,271.65-25,466,897.90

Finding the Fourth Proportional to 28,602,181.10, 42,903,271.65 and 25,466,897.90

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Solution

The fourth proportional to 28,602,181.10, 42,903,271.65 and 25,466,897.90 is: 38,200,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,602,181.10 : 42,903,271.65 = 25,466,897.90 : x
  2. Step 2: Convert to fraction form
    28,602,181.10/42,903,271.65 = 25,466,897.90/x
  3. Step 3: Cross multiply
    28,602,181.10x = 42,903,271.65 × 25,466,897.90
  4. Step 4: Simplify right side
    28,602,181.10x = 1,092,613,238,686,514.38
  5. Step 5: Solve for x
    x = 1,092,613,238,686,514.38/28,602,181.10
  6. Step 6: Final answer
    x = 38,200,346.85

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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.