Home / 36,676,442.40-54,979,671.60-13,641,208.80

Finding the Fourth Proportional to 36,676,442.40, 54,979,671.60 and 13,641,208.80

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Solution

The fourth proportional to 36,676,442.40, 54,979,671.60 and 13,641,208.80 is: 20,448,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,676,442.40 : 54,979,671.60 = 13,641,208.80 : x
  2. Step 2: Convert to fraction form
    36,676,442.40/54,979,671.60 = 13,641,208.80/x
  3. Step 3: Cross multiply
    36,676,442.40x = 54,979,671.60 × 13,641,208.80
  4. Step 4: Simplify right side
    36,676,442.40x = 749,989,180,051,030.12
  5. Step 5: Solve for x
    x = 749,989,180,051,030.12/36,676,442.40
  6. Step 6: Final answer
    x = 20,448,798.49

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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.