Home / 22,072,298.10-33,128,130.15-12,963,005.70

Finding the Fourth Proportional to 22,072,298.10, 33,128,130.15 and 12,963,005.70

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Solution

The fourth proportional to 22,072,298.10, 33,128,130.15 and 12,963,005.70 is: 19,456,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,072,298.10 : 33,128,130.15 = 12,963,005.70 : x
  2. Step 2: Convert to fraction form
    22,072,298.10/33,128,130.15 = 12,963,005.70/x
  3. Step 3: Cross multiply
    22,072,298.10x = 33,128,130.15 × 12,963,005.70
  4. Step 4: Simplify right side
    22,072,298.10x = 429,440,139,964,791.81
  5. Step 5: Solve for x
    x = 429,440,139,964,791.81/22,072,298.10
  6. Step 6: Final answer
    x = 19,456,068.33

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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.