Home / 12,730,666.06-19,095,812.10-3,146,044.36

Finding the Fourth Proportional to 12,730,666.06, 19,095,812.10 and 3,146,044.36

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Solution

The fourth proportional to 12,730,666.06, 19,095,812.10 and 3,146,044.36 is: 4,719,020.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,666.06 : 19,095,812.10 = 3,146,044.36 : x
  2. Step 2: Convert to fraction form
    12,730,666.06/19,095,812.10 = 3,146,044.36/x
  3. Step 3: Cross multiply
    12,730,666.06x = 19,095,812.10 × 3,146,044.36
  4. Step 4: Simplify right side
    12,730,666.06x = 60,076,271,956,824.76
  5. Step 5: Solve for x
    x = 60,076,271,956,824.76/12,730,666.06
  6. Step 6: Final answer
    x = 4,719,020.33

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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.