Home / 8,713,076.80-13,069,615.20-3,031,412.80

Finding the Fourth Proportional to 8,713,076.80, 13,069,615.20 and 3,031,412.80

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Solution

The fourth proportional to 8,713,076.80, 13,069,615.20 and 3,031,412.80 is: 4,547,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,076.80 : 13,069,615.20 = 3,031,412.80 : x
  2. Step 2: Convert to fraction form
    8,713,076.80/13,069,615.20 = 3,031,412.80/x
  3. Step 3: Cross multiply
    8,713,076.80x = 13,069,615.20 × 3,031,412.80
  4. Step 4: Simplify right side
    8,713,076.80x = 39,619,398,808,354.55
  5. Step 5: Solve for x
    x = 39,619,398,808,354.55/8,713,076.80
  6. Step 6: Final answer
    x = 4,547,119.20

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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.