Home / 8,742,991.83-13,115,586.36-4,693,914.15

Finding the Fourth Proportional to 8,742,991.83, 13,115,586.36 and 4,693,914.15

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Solution

The fourth proportional to 8,742,991.83, 13,115,586.36 and 4,693,914.15 is: 7,041,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,991.83 : 13,115,586.36 = 4,693,914.15 : x
  2. Step 2: Convert to fraction form
    8,742,991.83/13,115,586.36 = 4,693,914.15/x
  3. Step 3: Cross multiply
    8,742,991.83x = 13,115,586.36 × 4,693,914.15
  4. Step 4: Simplify right side
    8,742,991.83x = 61,563,436,400,750.99
  5. Step 5: Solve for x
    x = 61,563,436,400,750.99/8,742,991.83
  6. Step 6: Final answer
    x = 7,041,461.05

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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.