Home / 25,009,871.76-34,513,623.04-13,563,599.76

Finding the Fourth Proportional to 25,009,871.76, 34,513,623.04 and 13,563,599.76

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Solution

The fourth proportional to 25,009,871.76, 34,513,623.04 and 13,563,599.76 is: 18,717,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,009,871.76 : 34,513,623.04 = 13,563,599.76 : x
  2. Step 2: Convert to fraction form
    25,009,871.76/34,513,623.04 = 13,563,599.76/x
  3. Step 3: Cross multiply
    25,009,871.76x = 34,513,623.04 × 13,563,599.76
  4. Step 4: Simplify right side
    25,009,871.76x = 468,128,969,182,074.44
  5. Step 5: Solve for x
    x = 468,128,969,182,074.44/25,009,871.76
  6. Step 6: Final answer
    x = 18,717,767.67

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Why These Related Problems?

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