Home / 4,830,421.05-6,666,611.72-3,116,527.47

Finding the Fourth Proportional to 4,830,421.05, 6,666,611.72 and 3,116,527.47

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Solution

The fourth proportional to 4,830,421.05, 6,666,611.72 and 3,116,527.47 is: 4,301,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830,421.05 : 6,666,611.72 = 3,116,527.47 : x
  2. Step 2: Convert to fraction form
    4,830,421.05/6,666,611.72 = 3,116,527.47/x
  3. Step 3: Cross multiply
    4,830,421.05x = 6,666,611.72 × 3,116,527.47
  4. Step 4: Simplify right side
    4,830,421.05x = 20,776,678,541,621.31
  5. Step 5: Solve for x
    x = 20,776,678,541,621.31/4,830,421.05
  6. Step 6: Final answer
    x = 4,301,214.81

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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.