Home / 12,616,329.51-18,924,492.20-3,031,708.05

Finding the Fourth Proportional to 12,616,329.51, 18,924,492.20 and 3,031,708.05

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Solution

The fourth proportional to 12,616,329.51, 18,924,492.20 and 3,031,708.05 is: 4,547,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,329.51 : 18,924,492.20 = 3,031,708.05 : x
  2. Step 2: Convert to fraction form
    12,616,329.51/18,924,492.20 = 3,031,708.05/x
  3. Step 3: Cross multiply
    12,616,329.51x = 18,924,492.20 × 3,031,708.05
  4. Step 4: Simplify right side
    12,616,329.51x = 57,373,535,329,743.66
  5. Step 5: Solve for x
    x = 57,373,535,329,743.66/12,616,329.51
  6. Step 6: Final answer
    x = 4,547,561.58

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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.