Home / 13,432,433.98-20,148,638.66-4,210,472.81

Finding the Fourth Proportional to 13,432,433.98, 20,148,638.66 and 4,210,472.81

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Solution

The fourth proportional to 13,432,433.98, 20,148,638.66 and 4,210,472.81 is: 6,315,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,433.98 : 20,148,638.66 = 4,210,472.81 : x
  2. Step 2: Convert to fraction form
    13,432,433.98/20,148,638.66 = 4,210,472.81/x
  3. Step 3: Cross multiply
    13,432,433.98x = 20,148,638.66 × 4,210,472.81
  4. Step 4: Simplify right side
    13,432,433.98x = 84,835,295,236,444.83
  5. Step 5: Solve for x
    x = 84,835,295,236,444.83/13,432,433.98
  6. Step 6: Final answer
    x = 6,315,705.36

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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.