Home / 8,977,085.84-12,388,392.32-5,109,606.96

Finding the Fourth Proportional to 8,977,085.84, 12,388,392.32 and 5,109,606.96

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Solution

The fourth proportional to 8,977,085.84, 12,388,392.32 and 5,109,606.96 is: 7,051,265.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,085.84 : 12,388,392.32 = 5,109,606.96 : x
  2. Step 2: Convert to fraction form
    8,977,085.84/12,388,392.32 = 5,109,606.96/x
  3. Step 3: Cross multiply
    8,977,085.84x = 12,388,392.32 × 5,109,606.96
  4. Step 4: Simplify right side
    8,977,085.84x = 63,299,815,621,482.55
  5. Step 5: Solve for x
    x = 63,299,815,621,482.55/8,977,085.84
  6. Step 6: Final answer
    x = 7,051,265.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.