Home / 40,463,007.80-60,694,511.70-39,791,161.40

Finding the Fourth Proportional to 40,463,007.80, 60,694,511.70 and 39,791,161.40

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Solution

The fourth proportional to 40,463,007.80, 60,694,511.70 and 39,791,161.40 is: 59,686,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,463,007.80 : 60,694,511.70 = 39,791,161.40 : x
  2. Step 2: Convert to fraction form
    40,463,007.80/60,694,511.70 = 39,791,161.40/x
  3. Step 3: Cross multiply
    40,463,007.80x = 60,694,511.70 × 39,791,161.40
  4. Step 4: Simplify right side
    40,463,007.80x = 2,415,105,111,148,888.50
  5. Step 5: Solve for x
    x = 2,415,105,111,148,888.50/40,463,007.80
  6. Step 6: Final answer
    x = 59,686,742.10

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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.