Home / 8,762,135.07-12,153,608.04-8,529,088.35

Finding the Fourth Proportional to 8,762,135.07, 12,153,608.04 and 8,529,088.35

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Solution

The fourth proportional to 8,762,135.07, 12,153,608.04 and 8,529,088.35 is: 11,830,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762,135.07 : 12,153,608.04 = 8,529,088.35 : x
  2. Step 2: Convert to fraction form
    8,762,135.07/12,153,608.04 = 8,529,088.35/x
  3. Step 3: Cross multiply
    8,762,135.07x = 12,153,608.04 × 8,529,088.35
  4. Step 4: Simplify right side
    8,762,135.07x = 103,659,196,744,430.33
  5. Step 5: Solve for x
    x = 103,659,196,744,430.33/8,762,135.07
  6. Step 6: Final answer
    x = 11,830,358.23

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.