Home / 74,731,864.92-103,137,072.30-46,858,987.32

Finding the Fourth Proportional to 74,731,864.92, 103,137,072.30 and 46,858,987.32

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Solution

The fourth proportional to 74,731,864.92, 103,137,072.30 and 46,858,987.32 is: 64,669,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,731,864.92 : 103,137,072.30 = 46,858,987.32 : x
  2. Step 2: Convert to fraction form
    74,731,864.92/103,137,072.30 = 46,858,987.32/x
  3. Step 3: Cross multiply
    74,731,864.92x = 103,137,072.30 × 46,858,987.32
  4. Step 4: Simplify right side
    74,731,864.92x = 4,832,898,763,127,623
  5. Step 5: Solve for x
    x = 4,832,898,763,127,623/74,731,864.92
  6. Step 6: Final answer
    x = 64,669,853.59

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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.