Home / 43,901,145.60-65,851,718.40-13,618,291.20

Finding the Fourth Proportional to 43,901,145.60, 65,851,718.40 and 13,618,291.20

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Solution

The fourth proportional to 43,901,145.60, 65,851,718.40 and 13,618,291.20 is: 20,427,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,901,145.60 : 65,851,718.40 = 13,618,291.20 : x
  2. Step 2: Convert to fraction form
    43,901,145.60/65,851,718.40 = 13,618,291.20/x
  3. Step 3: Cross multiply
    43,901,145.60x = 65,851,718.40 × 13,618,291.20
  4. Step 4: Simplify right side
    43,901,145.60x = 896,787,877,191,598
  5. Step 5: Solve for x
    x = 896,787,877,191,598/43,901,145.60
  6. Step 6: Final answer
    x = 20,427,436.80

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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.