Home / 13,888,410.30-20,846,061.45-6,704,984.70

Finding the Fourth Proportional to 13,888,410.30, 20,846,061.45 and 6,704,984.70

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Solution

The fourth proportional to 13,888,410.30, 20,846,061.45 and 6,704,984.70 is: 10,063,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888,410.30 : 20,846,061.45 = 6,704,984.70 : x
  2. Step 2: Convert to fraction form
    13,888,410.30/20,846,061.45 = 6,704,984.70/x
  3. Step 3: Cross multiply
    13,888,410.30x = 20,846,061.45 × 6,704,984.70
  4. Step 4: Simplify right side
    13,888,410.30x = 139,772,523,077,509.81
  5. Step 5: Solve for x
    x = 139,772,523,077,509.81/13,888,410.30
  6. Step 6: Final answer
    x = 10,063,968.45

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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.