Home / 14,081,670.64-21,127,054.92-6,513,600.88

Finding the Fourth Proportional to 14,081,670.64, 21,127,054.92 and 6,513,600.88

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Solution

The fourth proportional to 14,081,670.64, 21,127,054.92 and 6,513,600.88 is: 9,772,505.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081,670.64 : 21,127,054.92 = 6,513,600.88 : x
  2. Step 2: Convert to fraction form
    14,081,670.64/21,127,054.92 = 6,513,600.88/x
  3. Step 3: Cross multiply
    14,081,670.64x = 21,127,054.92 × 6,513,600.88
  4. Step 4: Simplify right side
    14,081,670.64x = 137,613,203,518,720.34
  5. Step 5: Solve for x
    x = 137,613,203,518,720.34/14,081,670.64
  6. Step 6: Final answer
    x = 9,772,505.48

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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.