Home / 69,510,071.40-104,302,431.90-29,124,637.80

Finding the Fourth Proportional to 69,510,071.40, 104,302,431.90 and 29,124,637.80

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Solution

The fourth proportional to 69,510,071.40, 104,302,431.90 and 29,124,637.80 is: 43,702,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,510,071.40 : 104,302,431.90 = 29,124,637.80 : x
  2. Step 2: Convert to fraction form
    69,510,071.40/104,302,431.90 = 29,124,637.80/x
  3. Step 3: Cross multiply
    69,510,071.40x = 104,302,431.90 × 29,124,637.80
  4. Step 4: Simplify right side
    69,510,071.40x = 3,037,770,550,746,666
  5. Step 5: Solve for x
    x = 3,037,770,550,746,666/69,510,071.40
  6. Step 6: Final answer
    x = 43,702,595.75

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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.