Home / 37,778,178.66-56,677,164.56-11,869,433.20

Finding the Fourth Proportional to 37,778,178.66, 56,677,164.56 and 11,869,433.20

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Solution

The fourth proportional to 37,778,178.66, 56,677,164.56 and 11,869,433.20 is: 17,807,259.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,778,178.66 : 56,677,164.56 = 11,869,433.20 : x
  2. Step 2: Convert to fraction form
    37,778,178.66/56,677,164.56 = 11,869,433.20/x
  3. Step 3: Cross multiply
    37,778,178.66x = 56,677,164.56 × 11,869,433.20
  4. Step 4: Simplify right side
    37,778,178.66x = 672,725,818,710,327.38
  5. Step 5: Solve for x
    x = 672,725,818,710,327.38/37,778,178.66
  6. Step 6: Final answer
    x = 17,807,259.18

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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.