Home / 10,702,172.08-14,762,820.94-6,830,329.15

Finding the Fourth Proportional to 10,702,172.08, 14,762,820.94 and 6,830,329.15

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Solution

The fourth proportional to 10,702,172.08, 14,762,820.94 and 6,830,329.15 is: 9,421,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702,172.08 : 14,762,820.94 = 6,830,329.15 : x
  2. Step 2: Convert to fraction form
    10,702,172.08/14,762,820.94 = 6,830,329.15/x
  3. Step 3: Cross multiply
    10,702,172.08x = 14,762,820.94 × 6,830,329.15
  4. Step 4: Simplify right side
    10,702,172.08x = 100,834,926,202,712.41
  5. Step 5: Solve for x
    x = 100,834,926,202,712.41/10,702,172.08
  6. Step 6: Final answer
    x = 9,421,912.25

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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.