Home / 34,158,446.35-47,139,336.50-18,688,863.13

Finding the Fourth Proportional to 34,158,446.35, 47,139,336.50 and 18,688,863.13

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Solution

The fourth proportional to 34,158,446.35, 47,139,336.50 and 18,688,863.13 is: 25,791,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,158,446.35 : 47,139,336.50 = 18,688,863.13 : x
  2. Step 2: Convert to fraction form
    34,158,446.35/47,139,336.50 = 18,688,863.13/x
  3. Step 3: Cross multiply
    34,158,446.35x = 47,139,336.50 × 18,688,863.13
  4. Step 4: Simplify right side
    34,158,446.35x = 880,980,607,676,220.62
  5. Step 5: Solve for x
    x = 880,980,607,676,220.62/34,158,446.35
  6. Step 6: Final answer
    x = 25,791,003.45

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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.