Home / 12,291,292.59-16,961,981.04-6,784,666.02

Finding the Fourth Proportional to 12,291,292.59, 16,961,981.04 and 6,784,666.02

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Solution

The fourth proportional to 12,291,292.59, 16,961,981.04 and 6,784,666.02 is: 9,362,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,292.59 : 16,961,981.04 = 6,784,666.02 : x
  2. Step 2: Convert to fraction form
    12,291,292.59/16,961,981.04 = 6,784,666.02/x
  3. Step 3: Cross multiply
    12,291,292.59x = 16,961,981.04 × 6,784,666.02
  4. Step 4: Simplify right side
    12,291,292.59x = 115,081,376,393,972.25
  5. Step 5: Solve for x
    x = 115,081,376,393,972.25/12,291,292.59
  6. Step 6: Final answer
    x = 9,362,837.60

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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.