Home / 47,465,896.32-71,082,722.88-42,865,271.28

Finding the Fourth Proportional to 47,465,896.32, 71,082,722.88 and 42,865,271.28

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Solution

The fourth proportional to 47,465,896.32, 71,082,722.88 and 42,865,271.28 is: 64,193,040.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,465,896.32 : 71,082,722.88 = 42,865,271.28 : x
  2. Step 2: Convert to fraction form
    47,465,896.32/71,082,722.88 = 42,865,271.28/x
  3. Step 3: Cross multiply
    47,465,896.32x = 71,082,722.88 × 42,865,271.28
  4. Step 4: Simplify right side
    47,465,896.32x = 3,046,980,199,572,263
  5. Step 5: Solve for x
    x = 3,046,980,199,572,263/47,465,896.32
  6. Step 6: Final answer
    x = 64,193,040.39

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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.