Home / 19,478,871.93-26,881,634.52-10,776,902.82

Finding the Fourth Proportional to 19,478,871.93, 26,881,634.52 and 10,776,902.82

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Solution

The fourth proportional to 19,478,871.93, 26,881,634.52 and 10,776,902.82 is: 14,872,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478,871.93 : 26,881,634.52 = 10,776,902.82 : x
  2. Step 2: Convert to fraction form
    19,478,871.93/26,881,634.52 = 10,776,902.82/x
  3. Step 3: Cross multiply
    19,478,871.93x = 26,881,634.52 × 10,776,902.82
  4. Step 4: Simplify right side
    19,478,871.93x = 289,700,762,864,797.38
  5. Step 5: Solve for x
    x = 289,700,762,864,797.38/19,478,871.93
  6. Step 6: Final answer
    x = 14,872,563.66

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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.