Home / 10,630,014.60-15,945,021.90-7,228,792.20

Finding the Fourth Proportional to 10,630,014.60, 15,945,021.90 and 7,228,792.20

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Solution

The fourth proportional to 10,630,014.60, 15,945,021.90 and 7,228,792.20 is: 10,843,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,014.60 : 15,945,021.90 = 7,228,792.20 : x
  2. Step 2: Convert to fraction form
    10,630,014.60/15,945,021.90 = 7,228,792.20/x
  3. Step 3: Cross multiply
    10,630,014.60x = 15,945,021.90 × 7,228,792.20
  4. Step 4: Simplify right side
    10,630,014.60x = 115,263,249,939,549.19
  5. Step 5: Solve for x
    x = 115,263,249,939,549.19/10,630,014.60
  6. Step 6: Final answer
    x = 10,843,188.30

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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.