Home / 14,215,628.88-21,323,089.08-6,651,058.32

Finding the Fourth Proportional to 14,215,628.88, 21,323,089.08 and 6,651,058.32

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Solution

The fourth proportional to 14,215,628.88, 21,323,089.08 and 6,651,058.32 is: 9,976,421.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,628.88 : 21,323,089.08 = 6,651,058.32 : x
  2. Step 2: Convert to fraction form
    14,215,628.88/21,323,089.08 = 6,651,058.32/x
  3. Step 3: Cross multiply
    14,215,628.88x = 21,323,089.08 × 6,651,058.32
  4. Step 4: Simplify right side
    14,215,628.88x = 141,821,109,033,635.12
  5. Step 5: Solve for x
    x = 141,821,109,033,635.12/14,215,628.88
  6. Step 6: Final answer
    x = 9,976,421.74

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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.