Home / 13,011,235.65-17,955,612.17-7,210,114.27

Finding the Fourth Proportional to 13,011,235.65, 17,955,612.17 and 7,210,114.27

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Solution

The fourth proportional to 13,011,235.65, 17,955,612.17 and 7,210,114.27 is: 9,950,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011,235.65 : 17,955,612.17 = 7,210,114.27 : x
  2. Step 2: Convert to fraction form
    13,011,235.65/17,955,612.17 = 7,210,114.27/x
  3. Step 3: Cross multiply
    13,011,235.65x = 17,955,612.17 × 7,210,114.27
  4. Step 4: Simplify right side
    13,011,235.65x = 129,462,015,533,502.67
  5. Step 5: Solve for x
    x = 129,462,015,533,502.67/13,011,235.65
  6. Step 6: Final answer
    x = 9,950,016.97

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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.