Home / 35,529,627.60-53,294,441.40-12,812,821.20

Finding the Fourth Proportional to 35,529,627.60, 53,294,441.40 and 12,812,821.20

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Solution

The fourth proportional to 35,529,627.60, 53,294,441.40 and 12,812,821.20 is: 19,219,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529,627.60 : 53,294,441.40 = 12,812,821.20 : x
  2. Step 2: Convert to fraction form
    35,529,627.60/53,294,441.40 = 12,812,821.20/x
  3. Step 3: Cross multiply
    35,529,627.60x = 53,294,441.40 × 12,812,821.20
  4. Step 4: Simplify right side
    35,529,627.60x = 682,852,148,612,077.62
  5. Step 5: Solve for x
    x = 682,852,148,612,077.62/35,529,627.60
  6. Step 6: Final answer
    x = 19,219,231.80

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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.