Home / 19,181,560.90-28,771,677.96-4,804,752.64

Finding the Fourth Proportional to 19,181,560.90, 28,771,677.96 and 4,804,752.64

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Solution

The fourth proportional to 19,181,560.90, 28,771,677.96 and 4,804,752.64 is: 7,206,962.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,181,560.90 : 28,771,677.96 = 4,804,752.64 : x
  2. Step 2: Convert to fraction form
    19,181,560.90/28,771,677.96 = 4,804,752.64/x
  3. Step 3: Cross multiply
    19,181,560.90x = 28,771,677.96 × 4,804,752.64
  4. Step 4: Simplify right side
    19,181,560.90x = 138,240,795,635,539.81
  5. Step 5: Solve for x
    x = 138,240,795,635,539.81/19,181,560.90
  6. Step 6: Final answer
    x = 7,206,962.79

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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.