Home / 13,480,344.90-20,220,517.35-3,896,036.10

Finding the Fourth Proportional to 13,480,344.90, 20,220,517.35 and 3,896,036.10

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Solution

The fourth proportional to 13,480,344.90, 20,220,517.35 and 3,896,036.10 is: 5,844,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,344.90 : 20,220,517.35 = 3,896,036.10 : x
  2. Step 2: Convert to fraction form
    13,480,344.90/20,220,517.35 = 3,896,036.10/x
  3. Step 3: Cross multiply
    13,480,344.90x = 20,220,517.35 × 3,896,036.10
  4. Step 4: Simplify right side
    13,480,344.90x = 78,779,865,556,276.34
  5. Step 5: Solve for x
    x = 78,779,865,556,276.34/13,480,344.90
  6. Step 6: Final answer
    x = 5,844,054.15

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1.5x scale

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.