Home / 6,925,743.79-9,558,475.87-3,985,500.45

Finding the Fourth Proportional to 6,925,743.79, 9,558,475.87 and 3,985,500.45

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Solution

The fourth proportional to 6,925,743.79, 9,558,475.87 and 3,985,500.45 is: 5,500,536.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925,743.79 : 9,558,475.87 = 3,985,500.45 : x
  2. Step 2: Convert to fraction form
    6,925,743.79/9,558,475.87 = 3,985,500.45/x
  3. Step 3: Cross multiply
    6,925,743.79x = 9,558,475.87 × 3,985,500.45
  4. Step 4: Simplify right side
    6,925,743.79x = 38,095,309,881,199.14
  5. Step 5: Solve for x
    x = 38,095,309,881,199.14/6,925,743.79
  6. Step 6: Final answer
    x = 5,500,536.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.