Home / 15,560,161.65-23,356,677.77-8,742,560.94

Finding the Fourth Proportional to 15,560,161.65, 23,356,677.77 and 8,742,560.94

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Solution

The fourth proportional to 15,560,161.65, 23,356,677.77 and 8,742,560.94 is: 13,123,075.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560,161.65 : 23,356,677.77 = 8,742,560.94 : x
  2. Step 2: Convert to fraction form
    15,560,161.65/23,356,677.77 = 8,742,560.94/x
  3. Step 3: Cross multiply
    15,560,161.65x = 23,356,677.77 × 8,742,560.94
  4. Step 4: Simplify right side
    15,560,161.65x = 204,197,178,716,455.50
  5. Step 5: Solve for x
    x = 204,197,178,716,455.50/15,560,161.65
  6. Step 6: Final answer
    x = 13,123,075.67

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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.