Home / 13,634,148.24-18,798,106.54-8,731,309.77

Finding the Fourth Proportional to 13,634,148.24, 18,798,106.54 and 8,731,309.77

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Solution

The fourth proportional to 13,634,148.24, 18,798,106.54 and 8,731,309.77 is: 12,038,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,634,148.24 : 18,798,106.54 = 8,731,309.77 : x
  2. Step 2: Convert to fraction form
    13,634,148.24/18,798,106.54 = 8,731,309.77/x
  3. Step 3: Cross multiply
    13,634,148.24x = 18,798,106.54 × 8,731,309.77
  4. Step 4: Simplify right side
    13,634,148.24x = 164,132,091,337,615.50
  5. Step 5: Solve for x
    x = 164,132,091,337,615.50/13,634,148.24
  6. Step 6: Final answer
    x = 12,038,309.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.