Home / 30,822,244.19-42,518,570.63-19,057,751.81

Finding the Fourth Proportional to 30,822,244.19, 42,518,570.63 and 19,057,751.81

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Solution

The fourth proportional to 30,822,244.19, 42,518,570.63 and 19,057,751.81 is: 26,289,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822,244.19 : 42,518,570.63 = 19,057,751.81 : x
  2. Step 2: Convert to fraction form
    30,822,244.19/42,518,570.63 = 19,057,751.81/x
  3. Step 3: Cross multiply
    30,822,244.19x = 42,518,570.63 × 19,057,751.81
  4. Step 4: Simplify right side
    30,822,244.19x = 810,308,366,074,613.75
  5. Step 5: Solve for x
    x = 810,308,366,074,613.75/30,822,244.19
  6. Step 6: Final answer
    x = 26,289,726.38

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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.