Home / 42,707,234.93-64,071,776.45-12,415,097.93

Finding the Fourth Proportional to 42,707,234.93, 64,071,776.45 and 12,415,097.93

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Solution

The fourth proportional to 42,707,234.93, 64,071,776.45 and 12,415,097.93 is: 18,625,822.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707,234.93 : 64,071,776.45 = 12,415,097.93 : x
  2. Step 2: Convert to fraction form
    42,707,234.93/64,071,776.45 = 12,415,097.93/x
  3. Step 3: Cross multiply
    42,707,234.93x = 64,071,776.45 × 12,415,097.93
  4. Step 4: Simplify right side
    42,707,234.93x = 795,457,379,246,900.25
  5. Step 5: Solve for x
    x = 795,457,379,246,900.25/42,707,234.93
  6. Step 6: Final answer
    x = 18,625,822.55

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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.