Home / 19,169,213.22-28,748,582.64-6,870,884.28

Finding the Fourth Proportional to 19,169,213.22, 28,748,582.64 and 6,870,884.28

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Solution

The fourth proportional to 19,169,213.22, 28,748,582.64 and 6,870,884.28 is: 10,304,449.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169,213.22 : 28,748,582.64 = 6,870,884.28 : x
  2. Step 2: Convert to fraction form
    19,169,213.22/28,748,582.64 = 6,870,884.28/x
  3. Step 3: Cross multiply
    19,169,213.22x = 28,748,582.64 × 6,870,884.28
  4. Step 4: Simplify right side
    19,169,213.22x = 197,528,184,533,456.91
  5. Step 5: Solve for x
    x = 197,528,184,533,456.91/19,169,213.22
  6. Step 6: Final answer
    x = 10,304,449.24

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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.