Home / 51,365,987.38-70,883,181.57-28,160,605.18

Finding the Fourth Proportional to 51,365,987.38, 70,883,181.57 and 28,160,605.18

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Solution

The fourth proportional to 51,365,987.38, 70,883,181.57 and 28,160,605.18 is: 38,860,603.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,365,987.38 : 70,883,181.57 = 28,160,605.18 : x
  2. Step 2: Convert to fraction form
    51,365,987.38/70,883,181.57 = 28,160,605.18/x
  3. Step 3: Cross multiply
    51,365,987.38x = 70,883,181.57 × 28,160,605.18
  4. Step 4: Simplify right side
    51,365,987.38x = 1,996,113,290,095,022.25
  5. Step 5: Solve for x
    x = 1,996,113,290,095,022.25/51,365,987.38
  6. Step 6: Final answer
    x = 38,860,603.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.