Home / 7,010,109.40-10,512,053.70-3,221,642.20

Finding the Fourth Proportional to 7,010,109.40, 10,512,053.70 and 3,221,642.20

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Solution

The fourth proportional to 7,010,109.40, 10,512,053.70 and 3,221,642.20 is: 4,831,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010,109.40 : 10,512,053.70 = 3,221,642.20 : x
  2. Step 2: Convert to fraction form
    7,010,109.40/10,512,053.70 = 3,221,642.20/x
  3. Step 3: Cross multiply
    7,010,109.40x = 10,512,053.70 × 3,221,642.20
  4. Step 4: Simplify right side
    7,010,109.40x = 33,866,075,808,586.14
  5. Step 5: Solve for x
    x = 33,866,075,808,586.14/7,010,109.40
  6. Step 6: Final answer
    x = 4,831,033.85

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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.