Home / 10,866,859.39-16,300,847.27-2,779,905.07

Finding the Fourth Proportional to 10,866,859.39, 16,300,847.27 and 2,779,905.07

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Solution

The fourth proportional to 10,866,859.39, 16,300,847.27 and 2,779,905.07 is: 4,170,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,859.39 : 16,300,847.27 = 2,779,905.07 : x
  2. Step 2: Convert to fraction form
    10,866,859.39/16,300,847.27 = 2,779,905.07/x
  3. Step 3: Cross multiply
    10,866,859.39x = 16,300,847.27 × 2,779,905.07
  4. Step 4: Simplify right side
    10,866,859.39x = 45,314,807,971,168.66
  5. Step 5: Solve for x
    x = 45,314,807,971,168.66/10,866,859.39
  6. Step 6: Final answer
    x = 4,170,000.40

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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.