Home / 5,430,051.40-8,142,671.40-1,834,842.10

Finding the Fourth Proportional to 5,430,051.40, 8,142,671.40 and 1,834,842.10

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Solution

The fourth proportional to 5,430,051.40, 8,142,671.40 and 1,834,842.10 is: 2,751,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,051.40 : 8,142,671.40 = 1,834,842.10 : x
  2. Step 2: Convert to fraction form
    5,430,051.40/8,142,671.40 = 1,834,842.10/x
  3. Step 3: Cross multiply
    5,430,051.40x = 8,142,671.40 × 1,834,842.10
  4. Step 4: Simplify right side
    5,430,051.40x = 14,940,516,291,185.94
  5. Step 5: Solve for x
    x = 14,940,516,291,185.94/5,430,051.40
  6. Step 6: Final answer
    x = 2,751,450.25

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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.