Home / 42,768,024.70-64,152,037.05-14,015,098.30

Finding the Fourth Proportional to 42,768,024.70, 64,152,037.05 and 14,015,098.30

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Solution

The fourth proportional to 42,768,024.70, 64,152,037.05 and 14,015,098.30 is: 21,022,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,024.70 : 64,152,037.05 = 14,015,098.30 : x
  2. Step 2: Convert to fraction form
    42,768,024.70/64,152,037.05 = 14,015,098.30/x
  3. Step 3: Cross multiply
    42,768,024.70x = 64,152,037.05 × 14,015,098.30
  4. Step 4: Simplify right side
    42,768,024.70x = 899,097,105,400,992
  5. Step 5: Solve for x
    x = 899,097,105,400,992/42,768,024.70
  6. Step 6: Final answer
    x = 21,022,647.45

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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.