Home / 14,613,210.78-20,166,270.10-8,087,290.26

Finding the Fourth Proportional to 14,613,210.78, 20,166,270.10 and 8,087,290.26

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Solution

The fourth proportional to 14,613,210.78, 20,166,270.10 and 8,087,290.26 is: 11,160,482.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613,210.78 : 20,166,270.10 = 8,087,290.26 : x
  2. Step 2: Convert to fraction form
    14,613,210.78/20,166,270.10 = 8,087,290.26/x
  3. Step 3: Cross multiply
    14,613,210.78x = 20,166,270.10 × 8,087,290.26
  4. Step 4: Simplify right side
    14,613,210.78x = 163,090,479,760,259.22
  5. Step 5: Solve for x
    x = 163,090,479,760,259.22/14,613,210.78
  6. Step 6: Final answer
    x = 11,160,482.27

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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.