Home / 28,264,003.40-42,401,534.70-12,089,923.40

Finding the Fourth Proportional to 28,264,003.40, 42,401,534.70 and 12,089,923.40

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Solution

The fourth proportional to 28,264,003.40, 42,401,534.70 and 12,089,923.40 is: 18,137,250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,264,003.40 : 42,401,534.70 = 12,089,923.40 : x
  2. Step 2: Convert to fraction form
    28,264,003.40/42,401,534.70 = 12,089,923.40/x
  3. Step 3: Cross multiply
    28,264,003.40x = 42,401,534.70 × 12,089,923.40
  4. Step 4: Simplify right side
    28,264,003.40x = 512,631,306,565,442.06
  5. Step 5: Solve for x
    x = 512,631,306,565,442.06/28,264,003.40
  6. Step 6: Final answer
    x = 18,137,250.39

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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.