Home / 7,634,072.79-10,531,509.47-6,763,795.12

Finding the Fourth Proportional to 7,634,072.79, 10,531,509.47 and 6,763,795.12

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Solution

The fourth proportional to 7,634,072.79, 10,531,509.47 and 6,763,795.12 is: 9,330,926.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634,072.79 : 10,531,509.47 = 6,763,795.12 : x
  2. Step 2: Convert to fraction form
    7,634,072.79/10,531,509.47 = 6,763,795.12/x
  3. Step 3: Cross multiply
    7,634,072.79x = 10,531,509.47 × 6,763,795.12
  4. Step 4: Simplify right side
    7,634,072.79x = 71,232,972,359,419.80
  5. Step 5: Solve for x
    x = 71,232,972,359,419.80/7,634,072.79
  6. Step 6: Final answer
    x = 9,330,926.53

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1.5x scale

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.