Home / 51,334,738.12-77,001,280.98-12,473,497.72

Finding the Fourth Proportional to 51,334,738.12, 77,001,280.98 and 12,473,497.72

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Solution

The fourth proportional to 51,334,738.12, 77,001,280.98 and 12,473,497.72 is: 18,710,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,334,738.12 : 77,001,280.98 = 12,473,497.72 : x
  2. Step 2: Convert to fraction form
    51,334,738.12/77,001,280.98 = 12,473,497.72/x
  3. Step 3: Cross multiply
    51,334,738.12x = 77,001,280.98 × 12,473,497.72
  4. Step 4: Simplify right side
    51,334,738.12x = 960,475,302,741,109.50
  5. Step 5: Solve for x
    x = 960,475,302,741,109.50/51,334,738.12
  6. Step 6: Final answer
    x = 18,710,045.83

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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.