Home / 7,702,520.13-10,629,608.28-4,217,802.93

Finding the Fourth Proportional to 7,702,520.13, 10,629,608.28 and 4,217,802.93

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Solution

The fourth proportional to 7,702,520.13, 10,629,608.28 and 4,217,802.93 is: 5,820,639.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702,520.13 : 10,629,608.28 = 4,217,802.93 : x
  2. Step 2: Convert to fraction form
    7,702,520.13/10,629,608.28 = 4,217,802.93/x
  3. Step 3: Cross multiply
    7,702,520.13x = 10,629,608.28 × 4,217,802.93
  4. Step 4: Simplify right side
    7,702,520.13x = 44,833,592,948,136.26
  5. Step 5: Solve for x
    x = 44,833,592,948,136.26/7,702,520.13
  6. Step 6: Final answer
    x = 5,820,639.50

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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.