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Finding the Fourth Proportional to 46,788,008.60, 70,182,012.90 and 16,485,800.60

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Solution

The fourth proportional to 46,788,008.60, 70,182,012.90 and 16,485,800.60 is: 24,728,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,788,008.60 : 70,182,012.90 = 16,485,800.60 : x
  2. Step 2: Convert to fraction form
    46,788,008.60/70,182,012.90 = 16,485,800.60/x
  3. Step 3: Cross multiply
    46,788,008.60x = 70,182,012.90 × 16,485,800.60
  4. Step 4: Simplify right side
    46,788,008.60x = 1,157,006,670,376,027.75
  5. Step 5: Solve for x
    x = 1,157,006,670,376,027.75/46,788,008.60
  6. Step 6: Final answer
    x = 24,728,700.90

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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.