Home / 28,999,019.63-43,471,352.32-9,816,353.39

Finding the Fourth Proportional to 28,999,019.63, 43,471,352.32 and 9,816,353.39

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Solution

The fourth proportional to 28,999,019.63, 43,471,352.32 and 9,816,353.39 is: 14,715,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,999,019.63 : 43,471,352.32 = 9,816,353.39 : x
  2. Step 2: Convert to fraction form
    28,999,019.63/43,471,352.32 = 9,816,353.39/x
  3. Step 3: Cross multiply
    28,999,019.63x = 43,471,352.32 × 9,816,353.39
  4. Step 4: Simplify right side
    28,999,019.63x = 426,730,156,714,316.38
  5. Step 5: Solve for x
    x = 426,730,156,714,316.38/28,999,019.63
  6. Step 6: Final answer
    x = 14,715,330.45

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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.