Home / 7,528,222.80-11,292,334.20-5,139,435.60

Finding the Fourth Proportional to 7,528,222.80, 11,292,334.20 and 5,139,435.60

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Solution

The fourth proportional to 7,528,222.80, 11,292,334.20 and 5,139,435.60 is: 7,709,153.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,222.80 : 11,292,334.20 = 5,139,435.60 : x
  2. Step 2: Convert to fraction form
    7,528,222.80/11,292,334.20 = 5,139,435.60/x
  3. Step 3: Cross multiply
    7,528,222.80x = 11,292,334.20 × 5,139,435.60
  4. Step 4: Simplify right side
    7,528,222.80x = 58,036,224,394,577.52
  5. Step 5: Solve for x
    x = 58,036,224,394,577.52/7,528,222.80
  6. Step 6: Final answer
    x = 7,709,153.40

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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.