Home / 12,596,476.20-18,897,712.40-4,076,812.68

Finding the Fourth Proportional to 12,596,476.20, 18,897,712.40 and 4,076,812.68

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Solution

The fourth proportional to 12,596,476.20, 18,897,712.40 and 4,076,812.68 is: 6,116,189.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,476.20 : 18,897,712.40 = 4,076,812.68 : x
  2. Step 2: Convert to fraction form
    12,596,476.20/18,897,712.40 = 4,076,812.68/x
  3. Step 3: Cross multiply
    12,596,476.20x = 18,897,712.40 × 4,076,812.68
  4. Step 4: Simplify right side
    12,596,476.20x = 77,042,433,535,313.23
  5. Step 5: Solve for x
    x = 77,042,433,535,313.23/12,596,476.20
  6. Step 6: Final answer
    x = 6,116,189.35

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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.