Home / 8,089,901.70-12,119,106.15-4,885,509.30

Finding the Fourth Proportional to 8,089,901.70, 12,119,106.15 and 4,885,509.30

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Solution

The fourth proportional to 8,089,901.70, 12,119,106.15 and 4,885,509.30 is: 7,318,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089,901.70 : 12,119,106.15 = 4,885,509.30 : x
  2. Step 2: Convert to fraction form
    8,089,901.70/12,119,106.15 = 4,885,509.30/x
  3. Step 3: Cross multiply
    8,089,901.70x = 12,119,106.15 × 4,885,509.30
  4. Step 4: Simplify right side
    8,089,901.70x = 59,208,005,803,512.20
  5. Step 5: Solve for x
    x = 59,208,005,803,512.20/8,089,901.70
  6. Step 6: Final answer
    x = 7,318,754.66

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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.