Home / 38,943,612.21-58,316,539.42-23,371,638.78

Finding the Fourth Proportional to 38,943,612.21, 58,316,539.42 and 23,371,638.78

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Solution

The fourth proportional to 38,943,612.21, 58,316,539.42 and 23,371,638.78 is: 34,998,116.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,943,612.21 : 58,316,539.42 = 23,371,638.78 : x
  2. Step 2: Convert to fraction form
    38,943,612.21/58,316,539.42 = 23,371,638.78/x
  3. Step 3: Cross multiply
    38,943,612.21x = 58,316,539.42 × 23,371,638.78
  4. Step 4: Simplify right side
    38,943,612.21x = 1,362,953,094,165,441.50
  5. Step 5: Solve for x
    x = 1,362,953,094,165,441.50/38,943,612.21
  6. Step 6: Final answer
    x = 34,998,116.94

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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.