Home / 9,922,688.70-14,884,033.05-9,789,978.30

Finding the Fourth Proportional to 9,922,688.70, 14,884,033.05 and 9,789,978.30

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Solution

The fourth proportional to 9,922,688.70, 14,884,033.05 and 9,789,978.30 is: 14,684,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,922,688.70 : 14,884,033.05 = 9,789,978.30 : x
  2. Step 2: Convert to fraction form
    9,922,688.70/14,884,033.05 = 9,789,978.30/x
  3. Step 3: Cross multiply
    9,922,688.70x = 14,884,033.05 × 9,789,978.30
  4. Step 4: Simplify right side
    9,922,688.70x = 145,714,360,575,982.84
  5. Step 5: Solve for x
    x = 145,714,360,575,982.84/9,922,688.70
  6. Step 6: Final answer
    x = 14,684,967.45

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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.