Home / 9,690,374.30-13,373,313.80-5,339,459.93

Finding the Fourth Proportional to 9,690,374.30, 13,373,313.80 and 5,339,459.93

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Solution

The fourth proportional to 9,690,374.30, 13,373,313.80 and 5,339,459.93 is: 7,368,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690,374.30 : 13,373,313.80 = 5,339,459.93 : x
  2. Step 2: Convert to fraction form
    9,690,374.30/13,373,313.80 = 5,339,459.93/x
  3. Step 3: Cross multiply
    9,690,374.30x = 13,373,313.80 × 5,339,459.93
  4. Step 4: Simplify right side
    9,690,374.30x = 71,406,273,072,852.16
  5. Step 5: Solve for x
    x = 71,406,273,072,852.16/9,690,374.30
  6. Step 6: Final answer
    x = 7,368,783.80

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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.