Home / 66,943,845.37-100,369,925.83-34,090,820.11

Finding the Fourth Proportional to 66,943,845.37, 100,369,925.83 and 34,090,820.11

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Solution

The fourth proportional to 66,943,845.37, 100,369,925.83 and 34,090,820.11 is: 51,112,885.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,943,845.37 : 100,369,925.83 = 34,090,820.11 : x
  2. Step 2: Convert to fraction form
    66,943,845.37/100,369,925.83 = 34,090,820.11/x
  3. Step 3: Cross multiply
    66,943,845.37x = 100,369,925.83 × 34,090,820.11
  4. Step 4: Simplify right side
    66,943,845.37x = 3,421,693,085,716,261
  5. Step 5: Solve for x
    x = 3,421,693,085,716,261/66,943,845.37
  6. Step 6: Final answer
    x = 51,112,885.24

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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.