Home / 42,768,025.70-64,152,038.55-14,015,099.30

Finding the Fourth Proportional to 42,768,025.70, 64,152,038.55 and 14,015,099.30

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Solution

The fourth proportional to 42,768,025.70, 64,152,038.55 and 14,015,099.30 is: 21,022,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,025.70 : 64,152,038.55 = 14,015,099.30 : x
  2. Step 2: Convert to fraction form
    42,768,025.70/64,152,038.55 = 14,015,099.30/x
  3. Step 3: Cross multiply
    42,768,025.70x = 64,152,038.55 × 14,015,099.30
  4. Step 4: Simplify right side
    42,768,025.70x = 899,097,190,575,678
  5. Step 5: Solve for x
    x = 899,097,190,575,678/42,768,025.70
  6. Step 6: Final answer
    x = 21,022,648.95

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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.