Home / 65,921,466.29-98,872,574.24-19,222,403.18

Finding the Fourth Proportional to 65,921,466.29, 98,872,574.24 and 19,222,403.18

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Solution

The fourth proportional to 65,921,466.29, 98,872,574.24 and 19,222,403.18 is: 28,830,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,921,466.29 : 98,872,574.24 = 19,222,403.18 : x
  2. Step 2: Convert to fraction form
    65,921,466.29/98,872,574.24 = 19,222,403.18/x
  3. Step 3: Cross multiply
    65,921,466.29x = 98,872,574.24 × 19,222,403.18
  4. Step 4: Simplify right side
    65,921,466.29x = 1,900,568,485,485,762
  5. Step 5: Solve for x
    x = 1,900,568,485,485,762/65,921,466.29
  6. Step 6: Final answer
    x = 28,830,798.11

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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.