Home / 40,393,465.40-60,590,198.10-13,099,705.40

Finding the Fourth Proportional to 40,393,465.40, 60,590,198.10 and 13,099,705.40

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Solution

The fourth proportional to 40,393,465.40, 60,590,198.10 and 13,099,705.40 is: 19,649,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,393,465.40 : 60,590,198.10 = 13,099,705.40 : x
  2. Step 2: Convert to fraction form
    40,393,465.40/60,590,198.10 = 13,099,705.40/x
  3. Step 3: Cross multiply
    40,393,465.40x = 60,590,198.10 × 13,099,705.40
  4. Step 4: Simplify right side
    40,393,465.40x = 793,713,745,237,639.75
  5. Step 5: Solve for x
    x = 793,713,745,237,639.75/40,393,465.40
  6. Step 6: Final answer
    x = 19,649,558.10

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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.