Home / 14,803,038.40-20,416,921.60-12,741,562.56

Finding the Fourth Proportional to 14,803,038.40, 20,416,921.60 and 12,741,562.56

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Solution

The fourth proportional to 14,803,038.40, 20,416,921.60 and 12,741,562.56 is: 17,573,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,803,038.40 : 20,416,921.60 = 12,741,562.56 : x
  2. Step 2: Convert to fraction form
    14,803,038.40/20,416,921.60 = 12,741,562.56/x
  3. Step 3: Cross multiply
    14,803,038.40x = 20,416,921.60 × 12,741,562.56
  4. Step 4: Simplify right side
    14,803,038.40x = 260,143,483,849,015.31
  5. Step 5: Solve for x
    x = 260,143,483,849,015.31/14,803,038.40
  6. Step 6: Final answer
    x = 17,573,654.60

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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.