Home / 73,170,000.40-109,755,000.60-44,424,947.20

Finding the Fourth Proportional to 73,170,000.40, 109,755,000.60 and 44,424,947.20

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Solution

The fourth proportional to 73,170,000.40, 109,755,000.60 and 44,424,947.20 is: 66,637,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,170,000.40 : 109,755,000.60 = 44,424,947.20 : x
  2. Step 2: Convert to fraction form
    73,170,000.40/109,755,000.60 = 44,424,947.20/x
  3. Step 3: Cross multiply
    73,170,000.40x = 109,755,000.60 × 44,424,947.20
  4. Step 4: Simplify right side
    73,170,000.40x = 4,875,860,106,590,968
  5. Step 5: Solve for x
    x = 4,875,860,106,590,968/73,170,000.40
  6. Step 6: Final answer
    x = 66,637,420.80

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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.