Home / 26,779,771.07-40,173,439.43-8,579,708.79

Finding the Fourth Proportional to 26,779,771.07, 40,173,439.43 and 8,579,708.79

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Solution

The fourth proportional to 26,779,771.07, 40,173,439.43 and 8,579,708.79 is: 12,870,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,779,771.07 : 40,173,439.43 = 8,579,708.79 : x
  2. Step 2: Convert to fraction form
    26,779,771.07/40,173,439.43 = 8,579,708.79/x
  3. Step 3: Cross multiply
    26,779,771.07x = 40,173,439.43 × 8,579,708.79
  4. Step 4: Simplify right side
    26,779,771.07x = 344,676,411,402,103.56
  5. Step 5: Solve for x
    x = 344,676,411,402,103.56/26,779,771.07
  6. Step 6: Final answer
    x = 12,870,775.13

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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.