Home / 19,539,005.65-26,967,055.48-10,839,980.78

Finding the Fourth Proportional to 19,539,005.65, 26,967,055.48 and 10,839,980.78

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Solution

The fourth proportional to 19,539,005.65, 26,967,055.48 and 10,839,980.78 is: 14,960,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539,005.65 : 26,967,055.48 = 10,839,980.78 : x
  2. Step 2: Convert to fraction form
    19,539,005.65/26,967,055.48 = 10,839,980.78/x
  3. Step 3: Cross multiply
    19,539,005.65x = 26,967,055.48 × 10,839,980.78
  4. Step 4: Simplify right side
    19,539,005.65x = 292,322,363,035,584.94
  5. Step 5: Solve for x
    x = 292,322,363,035,584.94/19,539,005.65
  6. Step 6: Final answer
    x = 14,960,964.15

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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.