Home / 13,149,637.10-19,724,455.65-9,960,991.10

Finding the Fourth Proportional to 13,149,637.10, 19,724,455.65 and 9,960,991.10

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Solution

The fourth proportional to 13,149,637.10, 19,724,455.65 and 9,960,991.10 is: 14,941,486.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149,637.10 : 19,724,455.65 = 9,960,991.10 : x
  2. Step 2: Convert to fraction form
    13,149,637.10/19,724,455.65 = 9,960,991.10/x
  3. Step 3: Cross multiply
    13,149,637.10x = 19,724,455.65 × 9,960,991.10
  4. Step 4: Simplify right side
    13,149,637.10x = 196,475,127,181,994.69
  5. Step 5: Solve for x
    x = 196,475,127,181,994.69/13,149,637.10
  6. Step 6: Final answer
    x = 14,941,486.65

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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.