Home / 14,144,353.64-21,311,046.36-12,779,713.63

Finding the Fourth Proportional to 14,144,353.64, 21,311,046.36 and 12,779,713.63

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Solution

The fourth proportional to 14,144,353.64, 21,311,046.36 and 12,779,713.63 is: 19,254,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144,353.64 : 21,311,046.36 = 12,779,713.63 : x
  2. Step 2: Convert to fraction form
    14,144,353.64/21,311,046.36 = 12,779,713.63/x
  3. Step 3: Cross multiply
    14,144,353.64x = 21,311,046.36 × 12,779,713.63
  4. Step 4: Simplify right side
    14,144,353.64x = 272,349,069,636,453.91
  5. Step 5: Solve for x
    x = 272,349,069,636,453.91/14,144,353.64
  6. Step 6: Final answer
    x = 19,254,967.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.