Home / 56,795,921.40-85,193,882.10-38,880,017.40

Finding the Fourth Proportional to 56,795,921.40, 85,193,882.10 and 38,880,017.40

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Solution

The fourth proportional to 56,795,921.40, 85,193,882.10 and 38,880,017.40 is: 58,320,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,795,921.40 : 85,193,882.10 = 38,880,017.40 : x
  2. Step 2: Convert to fraction form
    56,795,921.40/85,193,882.10 = 38,880,017.40/x
  3. Step 3: Cross multiply
    56,795,921.40x = 85,193,882.10 × 38,880,017.40
  4. Step 4: Simplify right side
    56,795,921.40x = 3,312,339,618,421,548
  5. Step 5: Solve for x
    x = 3,312,339,618,421,548/56,795,921.40
  6. Step 6: Final answer
    x = 58,320,026.10

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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.