Home / 28,634,799.04-42,952,286.96-7,069,403.12

Finding the Fourth Proportional to 28,634,799.04, 42,952,286.96 and 7,069,403.12

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Solution

The fourth proportional to 28,634,799.04, 42,952,286.96 and 7,069,403.12 is: 10,604,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,634,799.04 : 42,952,286.96 = 7,069,403.12 : x
  2. Step 2: Convert to fraction form
    28,634,799.04/42,952,286.96 = 7,069,403.12/x
  3. Step 3: Cross multiply
    28,634,799.04x = 42,952,286.96 × 7,069,403.12
  4. Step 4: Simplify right side
    28,634,799.04x = 303,647,031,446,159.31
  5. Step 5: Solve for x
    x = 303,647,031,446,159.31/28,634,799.04
  6. Step 6: Final answer
    x = 10,604,126.50

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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.