Home / 13,362,273.23-18,440,345.64-7,854,637.52

Finding the Fourth Proportional to 13,362,273.23, 18,440,345.64 and 7,854,637.52

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Solution

The fourth proportional to 13,362,273.23, 18,440,345.64 and 7,854,637.52 is: 10,839,639.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,273.23 : 18,440,345.64 = 7,854,637.52 : x
  2. Step 2: Convert to fraction form
    13,362,273.23/18,440,345.64 = 7,854,637.52/x
  3. Step 3: Cross multiply
    13,362,273.23x = 18,440,345.64 × 7,854,637.52
  4. Step 4: Simplify right side
    13,362,273.23x = 144,842,230,653,510.69
  5. Step 5: Solve for x
    x = 144,842,230,653,510.69/13,362,273.23
  6. Step 6: Final answer
    x = 10,839,639.95

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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.