Home / 25,106,411.60-37,659,617.40-19,430,709.20

Finding the Fourth Proportional to 25,106,411.60, 37,659,617.40 and 19,430,709.20

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Solution

The fourth proportional to 25,106,411.60, 37,659,617.40 and 19,430,709.20 is: 29,146,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,106,411.60 : 37,659,617.40 = 19,430,709.20 : x
  2. Step 2: Convert to fraction form
    25,106,411.60/37,659,617.40 = 19,430,709.20/x
  3. Step 3: Cross multiply
    25,106,411.60x = 37,659,617.40 × 19,430,709.20
  4. Step 4: Simplify right side
    25,106,411.60x = 731,753,074,282,660
  5. Step 5: Solve for x
    x = 731,753,074,282,660/25,106,411.60
  6. Step 6: Final answer
    x = 29,146,063.80

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1.5x scale

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.