Home / 42,768,026.30-64,152,039.45-26,328,784.70

Finding the Fourth Proportional to 42,768,026.30, 64,152,039.45 and 26,328,784.70

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Solution

The fourth proportional to 42,768,026.30, 64,152,039.45 and 26,328,784.70 is: 39,493,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,026.30 : 64,152,039.45 = 26,328,784.70 : x
  2. Step 2: Convert to fraction form
    42,768,026.30/64,152,039.45 = 26,328,784.70/x
  3. Step 3: Cross multiply
    42,768,026.30x = 64,152,039.45 × 26,328,784.70
  4. Step 4: Simplify right side
    42,768,026.30x = 1,689,045,234,744,956.50
  5. Step 5: Solve for x
    x = 1,689,045,234,744,956.50/42,768,026.30
  6. Step 6: Final answer
    x = 39,493,177.05

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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.