Home / 61,970,087.80-92,958,630.90-18,840,698.20

Finding the Fourth Proportional to 61,970,087.80, 92,958,630.90 and 18,840,698.20

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Solution

The fourth proportional to 61,970,087.80, 92,958,630.90 and 18,840,698.20 is: 28,262,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,970,087.80 : 92,958,630.90 = 18,840,698.20 : x
  2. Step 2: Convert to fraction form
    61,970,087.80/92,958,630.90 = 18,840,698.20/x
  3. Step 3: Cross multiply
    61,970,087.80x = 92,958,630.90 × 18,840,698.20
  4. Step 4: Simplify right side
    61,970,087.80x = 1,751,405,509,872,094.50
  5. Step 5: Solve for x
    x = 1,751,405,509,872,094.50/61,970,087.80
  6. Step 6: Final answer
    x = 28,262,111.16

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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.