Home / 65,556,137.67-98,283,276.72-42,478,312.24

Finding the Fourth Proportional to 65,556,137.67, 98,283,276.72 and 42,478,312.24

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Solution

The fourth proportional to 65,556,137.67, 98,283,276.72 and 42,478,312.24 is: 63,684,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,556,137.67 : 98,283,276.72 = 42,478,312.24 : x
  2. Step 2: Convert to fraction form
    65,556,137.67/98,283,276.72 = 42,478,312.24/x
  3. Step 3: Cross multiply
    65,556,137.67x = 98,283,276.72 × 42,478,312.24
  4. Step 4: Simplify right side
    65,556,137.67x = 4,174,907,716,605,337
  5. Step 5: Solve for x
    x = 4,174,907,716,605,337/65,556,137.67
  6. Step 6: Final answer
    x = 63,684,467.47

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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.