Home / 14,199,669.78-21,299,503.61-3,416,971.77

Finding the Fourth Proportional to 14,199,669.78, 21,299,503.61 and 3,416,971.77

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Solution

The fourth proportional to 14,199,669.78, 21,299,503.61 and 3,416,971.77 is: 5,125,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,199,669.78 : 21,299,503.61 = 3,416,971.77 : x
  2. Step 2: Convert to fraction form
    14,199,669.78/21,299,503.61 = 3,416,971.77/x
  3. Step 3: Cross multiply
    14,199,669.78x = 21,299,503.61 × 3,416,971.77
  4. Step 4: Simplify right side
    14,199,669.78x = 72,779,802,558,925.52
  5. Step 5: Solve for x
    x = 72,779,802,558,925.52/14,199,669.78
  6. Step 6: Final answer
    x = 5,125,457.40

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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.