Home / 40,596,685.34-60,891,965.28-12,929,484.80

Finding the Fourth Proportional to 40,596,685.34, 60,891,965.28 and 12,929,484.80

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Solution

The fourth proportional to 40,596,685.34, 60,891,965.28 and 12,929,484.80 is: 19,393,251.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,596,685.34 : 60,891,965.28 = 12,929,484.80 : x
  2. Step 2: Convert to fraction form
    40,596,685.34/60,891,965.28 = 12,929,484.80/x
  3. Step 3: Cross multiply
    40,596,685.34x = 60,891,965.28 × 12,929,484.80
  4. Step 4: Simplify right side
    40,596,685.34x = 787,301,739,529,887.75
  5. Step 5: Solve for x
    x = 787,301,739,529,887.75/40,596,685.34
  6. Step 6: Final answer
    x = 19,393,251.76

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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.