Home / 13,037,972.80-19,542,962.40-4,947,822.40

Finding the Fourth Proportional to 13,037,972.80, 19,542,962.40 and 4,947,822.40

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Solution

The fourth proportional to 13,037,972.80, 19,542,962.40 and 4,947,822.40 is: 7,416,421.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,972.80 : 19,542,962.40 = 4,947,822.40 : x
  2. Step 2: Convert to fraction form
    13,037,972.80/19,542,962.40 = 4,947,822.40/x
  3. Step 3: Cross multiply
    13,037,972.80x = 19,542,962.40 × 4,947,822.40
  4. Step 4: Simplify right side
    13,037,972.80x = 96,695,107,125,077.77
  5. Step 5: Solve for x
    x = 96,695,107,125,077.77/13,037,972.80
  6. Step 6: Final answer
    x = 7,416,421.91

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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.