Home / 9,937,880.20-13,714,192.18-5,586,985.86

Finding the Fourth Proportional to 9,937,880.20, 13,714,192.18 and 5,586,985.86

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Solution

The fourth proportional to 9,937,880.20, 13,714,192.18 and 5,586,985.86 is: 7,709,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937,880.20 : 13,714,192.18 = 5,586,985.86 : x
  2. Step 2: Convert to fraction form
    9,937,880.20/13,714,192.18 = 5,586,985.86/x
  3. Step 3: Cross multiply
    9,937,880.20x = 13,714,192.18 × 5,586,985.86
  4. Step 4: Simplify right side
    9,937,880.20x = 76,620,997,790,982.58
  5. Step 5: Solve for x
    x = 76,620,997,790,982.58/9,937,880.20
  6. Step 6: Final answer
    x = 7,709,994.11

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1.5x scale

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.