Home / 12,835,652.04-19,210,076.91-12,490,215.39

Finding the Fourth Proportional to 12,835,652.04, 19,210,076.91 and 12,490,215.39

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Solution

The fourth proportional to 12,835,652.04, 19,210,076.91 and 12,490,215.39 is: 18,693,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835,652.04 : 19,210,076.91 = 12,490,215.39 : x
  2. Step 2: Convert to fraction form
    12,835,652.04/19,210,076.91 = 12,490,215.39/x
  3. Step 3: Cross multiply
    12,835,652.04x = 19,210,076.91 × 12,490,215.39
  4. Step 4: Simplify right side
    12,835,652.04x = 239,937,998,264,365.66
  5. Step 5: Solve for x
    x = 239,937,998,264,365.66/12,835,652.04
  6. Step 6: Final answer
    x = 18,693,089.96

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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.