Home / 35,482,542.40-53,223,813.60-12,764,180.80

Finding the Fourth Proportional to 35,482,542.40, 53,223,813.60 and 12,764,180.80

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Solution

The fourth proportional to 35,482,542.40, 53,223,813.60 and 12,764,180.80 is: 19,146,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,482,542.40 : 53,223,813.60 = 12,764,180.80 : x
  2. Step 2: Convert to fraction form
    35,482,542.40/53,223,813.60 = 12,764,180.80/x
  3. Step 3: Cross multiply
    35,482,542.40x = 53,223,813.60 × 12,764,180.80
  4. Step 4: Simplify right side
    35,482,542.40x = 679,358,379,655,899
  5. Step 5: Solve for x
    x = 679,358,379,655,899/35,482,542.40
  6. Step 6: Final answer
    x = 19,146,271.20

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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.