Home / 71,869,211.40-107,803,817.10-26,421,601.80

Finding the Fourth Proportional to 71,869,211.40, 107,803,817.10 and 26,421,601.80

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Solution

The fourth proportional to 71,869,211.40, 107,803,817.10 and 26,421,601.80 is: 39,632,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,869,211.40 : 107,803,817.10 = 26,421,601.80 : x
  2. Step 2: Convert to fraction form
    71,869,211.40/107,803,817.10 = 26,421,601.80/x
  3. Step 3: Cross multiply
    71,869,211.40x = 107,803,817.10 × 26,421,601.80
  4. Step 4: Simplify right side
    71,869,211.40x = 2,848,349,527,936,230.50
  5. Step 5: Solve for x
    x = 2,848,349,527,936,230.50/71,869,211.40
  6. Step 6: Final answer
    x = 39,632,402.70

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1.5x scale

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.