Home / 10,302,654.36-15,453,981.54-3,571,068.36

Finding the Fourth Proportional to 10,302,654.36, 15,453,981.54 and 3,571,068.36

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Solution

The fourth proportional to 10,302,654.36, 15,453,981.54 and 3,571,068.36 is: 5,356,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302,654.36 : 15,453,981.54 = 3,571,068.36 : x
  2. Step 2: Convert to fraction form
    10,302,654.36/15,453,981.54 = 3,571,068.36/x
  3. Step 3: Cross multiply
    10,302,654.36x = 15,453,981.54 × 3,571,068.36
  4. Step 4: Simplify right side
    10,302,654.36x = 55,187,224,513,518.07
  5. Step 5: Solve for x
    x = 55,187,224,513,518.07/10,302,654.36
  6. Step 6: Final answer
    x = 5,356,602.54

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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.