Home / 14,191,459.15-21,292,128.86-4,477,571.95

Finding the Fourth Proportional to 14,191,459.15, 21,292,128.86 and 4,477,571.95

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Solution

The fourth proportional to 14,191,459.15, 21,292,128.86 and 4,477,571.95 is: 6,717,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,459.15 : 21,292,128.86 = 4,477,571.95 : x
  2. Step 2: Convert to fraction form
    14,191,459.15/21,292,128.86 = 4,477,571.95/x
  3. Step 3: Cross multiply
    14,191,459.15x = 21,292,128.86 × 4,477,571.95
  4. Step 4: Simplify right side
    14,191,459.15x = 95,337,038,939,321.48
  5. Step 5: Solve for x
    x = 95,337,038,939,321.48/14,191,459.15
  6. Step 6: Final answer
    x = 6,717,916.60

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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.