Home / 15,280,703.20-21,072,954.04-10,044,461.44

Finding the Fourth Proportional to 15,280,703.20, 21,072,954.04 and 10,044,461.44

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Solution

The fourth proportional to 15,280,703.20, 21,072,954.04 and 10,044,461.44 is: 13,851,880.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280,703.20 : 21,072,954.04 = 10,044,461.44 : x
  2. Step 2: Convert to fraction form
    15,280,703.20/21,072,954.04 = 10,044,461.44/x
  3. Step 3: Cross multiply
    15,280,703.20x = 21,072,954.04 × 10,044,461.44
  4. Step 4: Simplify right side
    15,280,703.20x = 211,666,474,281,672.19
  5. Step 5: Solve for x
    x = 211,666,474,281,672.19/15,280,703.20
  6. Step 6: Final answer
    x = 13,851,880.47

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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.