Home / 7,378,572-10,182,429.36-4,159,308

Finding the Fourth Proportional to 7,378,572, 10,182,429.36 and 4,159,308

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Solution

The fourth proportional to 7,378,572, 10,182,429.36 and 4,159,308 is: 5,739,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,572 : 10,182,429.36 = 4,159,308 : x
  2. Step 2: Convert to fraction form
    7,378,572/10,182,429.36 = 4,159,308/x
  3. Step 3: Cross multiply
    7,378,572x = 10,182,429.36 × 4,159,308
  4. Step 4: Simplify right side
    7,378,572x = 42,351,859,896,482.88
  5. Step 5: Solve for x
    x = 42,351,859,896,482.88/7,378,572
  6. Step 6: Final answer
    x = 5,739,845.04

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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.