Home / 13,716,033.60-20,574,050.40-12,456,321.60

Finding the Fourth Proportional to 13,716,033.60, 20,574,050.40 and 12,456,321.60

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Solution

The fourth proportional to 13,716,033.60, 20,574,050.40 and 12,456,321.60 is: 18,684,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,716,033.60 : 20,574,050.40 = 12,456,321.60 : x
  2. Step 2: Convert to fraction form
    13,716,033.60/20,574,050.40 = 12,456,321.60/x
  3. Step 3: Cross multiply
    13,716,033.60x = 20,574,050.40 × 12,456,321.60
  4. Step 4: Simplify right side
    13,716,033.60x = 256,276,988,397,008.62
  5. Step 5: Solve for x
    x = 256,276,988,397,008.62/13,716,033.60
  6. Step 6: Final answer
    x = 18,684,482.40

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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.