Home / 13,210,257.30-19,796,723.55-9,771,710.10

Finding the Fourth Proportional to 13,210,257.30, 19,796,723.55 and 9,771,710.10

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Solution

The fourth proportional to 13,210,257.30, 19,796,723.55 and 9,771,710.10 is: 14,643,760.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,210,257.30 : 19,796,723.55 = 9,771,710.10 : x
  2. Step 2: Convert to fraction form
    13,210,257.30/19,796,723.55 = 9,771,710.10/x
  3. Step 3: Cross multiply
    13,210,257.30x = 19,796,723.55 × 9,771,710.10
  4. Step 4: Simplify right side
    13,210,257.30x = 193,447,843,460,442.84
  5. Step 5: Solve for x
    x = 193,447,843,460,442.84/13,210,257.30
  6. Step 6: Final answer
    x = 14,643,760.46

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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.