Home / 13,103,638.60-19,655,457.90-6,726,346.60

Finding the Fourth Proportional to 13,103,638.60, 19,655,457.90 and 6,726,346.60

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Solution

The fourth proportional to 13,103,638.60, 19,655,457.90 and 6,726,346.60 is: 10,089,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,638.60 : 19,655,457.90 = 6,726,346.60 : x
  2. Step 2: Convert to fraction form
    13,103,638.60/19,655,457.90 = 6,726,346.60/x
  3. Step 3: Cross multiply
    13,103,638.60x = 19,655,457.90 × 6,726,346.60
  4. Step 4: Simplify right side
    13,103,638.60x = 132,209,422,417,108.12
  5. Step 5: Solve for x
    x = 132,209,422,417,108.12/13,103,638.60
  6. Step 6: Final answer
    x = 10,089,519.90

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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.