Home / 19,264,700.86-28,901,873.59-5,617,848.75

Finding the Fourth Proportional to 19,264,700.86, 28,901,873.59 and 5,617,848.75

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Solution

The fourth proportional to 19,264,700.86, 28,901,873.59 and 5,617,848.75 is: 8,428,179.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264,700.86 : 28,901,873.59 = 5,617,848.75 : x
  2. Step 2: Convert to fraction form
    19,264,700.86/28,901,873.59 = 5,617,848.75/x
  3. Step 3: Cross multiply
    19,264,700.86x = 28,901,873.59 × 5,617,848.75
  4. Step 4: Simplify right side
    19,264,700.86x = 162,366,354,406,194.88
  5. Step 5: Solve for x
    x = 162,366,354,406,194.88/19,264,700.86
  6. Step 6: Final answer
    x = 8,428,179.37

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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.