Home / 61,534,561.23-84,943,841.36-38,341,147.32

Finding the Fourth Proportional to 61,534,561.23, 84,943,841.36 and 38,341,147.32

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Solution

The fourth proportional to 61,534,561.23, 84,943,841.36 and 38,341,147.32 is: 52,927,074.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534,561.23 : 84,943,841.36 = 38,341,147.32 : x
  2. Step 2: Convert to fraction form
    61,534,561.23/84,943,841.36 = 38,341,147.32/x
  3. Step 3: Cross multiply
    61,534,561.23x = 84,943,841.36 × 38,341,147.32
  4. Step 4: Simplify right side
    61,534,561.23x = 3,256,844,335,318,763.50
  5. Step 5: Solve for x
    x = 3,256,844,335,318,763.50/61,534,561.23
  6. Step 6: Final answer
    x = 52,927,074.97

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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.