Home / 10,307,613.94-15,447,970.85-5,758,478.98

Finding the Fourth Proportional to 10,307,613.94, 15,447,970.85 and 5,758,478.98

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Solution

The fourth proportional to 10,307,613.94, 15,447,970.85 and 5,758,478.98 is: 8,630,204.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,613.94 : 15,447,970.85 = 5,758,478.98 : x
  2. Step 2: Convert to fraction form
    10,307,613.94/15,447,970.85 = 5,758,478.98/x
  3. Step 3: Cross multiply
    10,307,613.94x = 15,447,970.85 × 5,758,478.98
  4. Step 4: Simplify right side
    10,307,613.94x = 88,956,815,355,965.42
  5. Step 5: Solve for x
    x = 88,956,815,355,965.42/10,307,613.94
  6. Step 6: Final answer
    x = 8,630,204.42

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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.