Home / 30,089,880.45-45,103,318.47-12,592,462.53

Finding the Fourth Proportional to 30,089,880.45, 45,103,318.47 and 12,592,462.53

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Solution

The fourth proportional to 30,089,880.45, 45,103,318.47 and 12,592,462.53 is: 18,875,510.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,089,880.45 : 45,103,318.47 = 12,592,462.53 : x
  2. Step 2: Convert to fraction form
    30,089,880.45/45,103,318.47 = 12,592,462.53/x
  3. Step 3: Cross multiply
    30,089,880.45x = 45,103,318.47 × 12,592,462.53
  4. Step 4: Simplify right side
    30,089,880.45x = 567,961,847,812,131.88
  5. Step 5: Solve for x
    x = 567,961,847,812,131.88/30,089,880.45
  6. Step 6: Final answer
    x = 18,875,510.28

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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.