Home / 67,048,080-92,521,995.84-39,539,702.40

Finding the Fourth Proportional to 67,048,080, 92,521,995.84 and 39,539,702.40

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Solution

The fourth proportional to 67,048,080, 92,521,995.84 and 39,539,702.40 is: 54,562,221.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,048,080 : 92,521,995.84 = 39,539,702.40 : x
  2. Step 2: Convert to fraction form
    67,048,080/92,521,995.84 = 39,539,702.40/x
  3. Step 3: Cross multiply
    67,048,080x = 92,521,995.84 × 39,539,702.40
  4. Step 4: Simplify right side
    67,048,080x = 3,658,292,180,967,638
  5. Step 5: Solve for x
    x = 3,658,292,180,967,638/67,048,080
  6. Step 6: Final answer
    x = 54,562,221.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.