Home / 13,028,495.60-19,542,743.40-8,997,417.20

Finding the Fourth Proportional to 13,028,495.60, 19,542,743.40 and 8,997,417.20

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Solution

The fourth proportional to 13,028,495.60, 19,542,743.40 and 8,997,417.20 is: 13,496,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028,495.60 : 19,542,743.40 = 8,997,417.20 : x
  2. Step 2: Convert to fraction form
    13,028,495.60/19,542,743.40 = 8,997,417.20/x
  3. Step 3: Cross multiply
    13,028,495.60x = 19,542,743.40 × 8,997,417.20
  4. Step 4: Simplify right side
    13,028,495.60x = 175,834,215,602,346.44
  5. Step 5: Solve for x
    x = 175,834,215,602,346.44/13,028,495.60
  6. Step 6: Final answer
    x = 13,496,125.80

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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.