Home / 14,177,718.40-21,266,577.60-6,992,694.40

Finding the Fourth Proportional to 14,177,718.40, 21,266,577.60 and 6,992,694.40

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Solution

The fourth proportional to 14,177,718.40, 21,266,577.60 and 6,992,694.40 is: 10,489,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177,718.40 : 21,266,577.60 = 6,992,694.40 : x
  2. Step 2: Convert to fraction form
    14,177,718.40/21,266,577.60 = 6,992,694.40/x
  3. Step 3: Cross multiply
    14,177,718.40x = 21,266,577.60 × 6,992,694.40
  4. Step 4: Simplify right side
    14,177,718.40x = 148,710,678,090,685.47
  5. Step 5: Solve for x
    x = 148,710,678,090,685.47/14,177,718.40
  6. Step 6: Final answer
    x = 10,489,041.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.