Home / 14,276,565.90-21,388,867.02-12,746,015.82

Finding the Fourth Proportional to 14,276,565.90, 21,388,867.02 and 12,746,015.82

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Solution

The fourth proportional to 14,276,565.90, 21,388,867.02 and 12,746,015.82 is: 19,095,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276,565.90 : 21,388,867.02 = 12,746,015.82 : x
  2. Step 2: Convert to fraction form
    14,276,565.90/21,388,867.02 = 12,746,015.82/x
  3. Step 3: Cross multiply
    14,276,565.90x = 21,388,867.02 × 12,746,015.82
  4. Step 4: Simplify right side
    14,276,565.90x = 272,622,837,408,796.25
  5. Step 5: Solve for x
    x = 272,622,837,408,796.25/14,276,565.90
  6. Step 6: Final answer
    x = 19,095,827.34

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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.