Home / 12,716,396.86-17,549,088.87-7,284,938.62

Finding the Fourth Proportional to 12,716,396.86, 17,549,088.87 and 7,284,938.62

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Solution

The fourth proportional to 12,716,396.86, 17,549,088.87 and 7,284,938.62 is: 10,053,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716,396.86 : 17,549,088.87 = 7,284,938.62 : x
  2. Step 2: Convert to fraction form
    12,716,396.86/17,549,088.87 = 7,284,938.62/x
  3. Step 3: Cross multiply
    12,716,396.86x = 17,549,088.87 × 7,284,938.62
  4. Step 4: Simplify right side
    12,716,396.86x = 127,844,035,254,875.17
  5. Step 5: Solve for x
    x = 127,844,035,254,875.17/12,716,396.86
  6. Step 6: Final answer
    x = 10,053,479.51

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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.