Home / 9,980,303.40-14,949,459.90-8,300,687.40

Finding the Fourth Proportional to 9,980,303.40, 14,949,459.90 and 8,300,687.40

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Solution

The fourth proportional to 9,980,303.40, 14,949,459.90 and 8,300,687.40 is: 12,433,569.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,303.40 : 14,949,459.90 = 8,300,687.40 : x
  2. Step 2: Convert to fraction form
    9,980,303.40/14,949,459.90 = 8,300,687.40/x
  3. Step 3: Cross multiply
    9,980,303.40x = 14,949,459.90 × 8,300,687.40
  4. Step 4: Simplify right side
    9,980,303.40x = 124,090,793,428,735.27
  5. Step 5: Solve for x
    x = 124,090,793,428,735.27/9,980,303.40
  6. Step 6: Final answer
    x = 12,433,569.25

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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.