Home / 8,089,898.70-12,119,101.65-4,885,506.30

Finding the Fourth Proportional to 8,089,898.70, 12,119,101.65 and 4,885,506.30

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Solution

The fourth proportional to 8,089,898.70, 12,119,101.65 and 4,885,506.30 is: 7,318,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089,898.70 : 12,119,101.65 = 4,885,506.30 : x
  2. Step 2: Convert to fraction form
    8,089,898.70/12,119,101.65 = 4,885,506.30/x
  3. Step 3: Cross multiply
    8,089,898.70x = 12,119,101.65 × 4,885,506.30
  4. Step 4: Simplify right side
    8,089,898.70x = 59,207,947,461,415.40
  5. Step 5: Solve for x
    x = 59,207,947,461,415.40/8,089,898.70
  6. Step 6: Final answer
    x = 7,318,750.17

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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.