Home / 9,922,690.70-14,884,036.05-9,789,980.30

Finding the Fourth Proportional to 9,922,690.70, 14,884,036.05 and 9,789,980.30

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Solution

The fourth proportional to 9,922,690.70, 14,884,036.05 and 9,789,980.30 is: 14,684,970.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,922,690.70 : 14,884,036.05 = 9,789,980.30 : x
  2. Step 2: Convert to fraction form
    9,922,690.70/14,884,036.05 = 9,789,980.30/x
  3. Step 3: Cross multiply
    9,922,690.70x = 14,884,036.05 × 9,789,980.30
  4. Step 4: Simplify right side
    9,922,690.70x = 145,714,419,713,989.84
  5. Step 5: Solve for x
    x = 145,714,419,713,989.84/9,922,690.70
  6. Step 6: Final answer
    x = 14,684,970.45

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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.