Home / 28,325,047.20-42,487,570.80-14,860,125.60

Finding the Fourth Proportional to 28,325,047.20, 42,487,570.80 and 14,860,125.60

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Solution

The fourth proportional to 28,325,047.20, 42,487,570.80 and 14,860,125.60 is: 22,290,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,325,047.20 : 42,487,570.80 = 14,860,125.60 : x
  2. Step 2: Convert to fraction form
    28,325,047.20/42,487,570.80 = 14,860,125.60/x
  3. Step 3: Cross multiply
    28,325,047.20x = 42,487,570.80 × 14,860,125.60
  4. Step 4: Simplify right side
    28,325,047.20x = 631,370,638,526,892.38
  5. Step 5: Solve for x
    x = 631,370,638,526,892.38/28,325,047.20
  6. Step 6: Final answer
    x = 22,290,188.40

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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.