Home / 7,310,145.43-10,089,056.42-4,212,075.66

Finding the Fourth Proportional to 7,310,145.43, 10,089,056.42 and 4,212,075.66

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Solution

The fourth proportional to 7,310,145.43, 10,089,056.42 and 4,212,075.66 is: 5,813,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310,145.43 : 10,089,056.42 = 4,212,075.66 : x
  2. Step 2: Convert to fraction form
    7,310,145.43/10,089,056.42 = 4,212,075.66/x
  3. Step 3: Cross multiply
    7,310,145.43x = 10,089,056.42 × 4,212,075.66
  4. Step 4: Simplify right side
    7,310,145.43x = 42,495,868,979,048.74
  5. Step 5: Solve for x
    x = 42,495,868,979,048.74/7,310,145.43
  6. Step 6: Final answer
    x = 5,813,272.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.