Home / 8,732,707.80-13,099,061.70-8,483,875.80

Finding the Fourth Proportional to 8,732,707.80, 13,099,061.70 and 8,483,875.80

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Solution

The fourth proportional to 8,732,707.80, 13,099,061.70 and 8,483,875.80 is: 12,725,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732,707.80 : 13,099,061.70 = 8,483,875.80 : x
  2. Step 2: Convert to fraction form
    8,732,707.80/13,099,061.70 = 8,483,875.80/x
  3. Step 3: Cross multiply
    8,732,707.80x = 13,099,061.70 × 8,483,875.80
  4. Step 4: Simplify right side
    8,732,707.80x = 111,130,812,559,336.86
  5. Step 5: Solve for x
    x = 111,130,812,559,336.86/8,732,707.80
  6. Step 6: Final answer
    x = 12,725,813.70

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Similar ratio
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1.5x scale

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.