Home / 30,908,157.90-46,352,393.58-10,153,778.52

Finding the Fourth Proportional to 30,908,157.90, 46,352,393.58 and 10,153,778.52

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Solution

The fourth proportional to 30,908,157.90, 46,352,393.58 and 10,153,778.52 is: 15,227,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,908,157.90 : 46,352,393.58 = 10,153,778.52 : x
  2. Step 2: Convert to fraction form
    30,908,157.90/46,352,393.58 = 10,153,778.52/x
  3. Step 3: Cross multiply
    30,908,157.90x = 46,352,393.58 × 10,153,778.52
  4. Step 4: Simplify right side
    30,908,157.90x = 470,651,938,283,189.88
  5. Step 5: Solve for x
    x = 470,651,938,283,189.88/30,908,157.90
  6. Step 6: Final answer
    x = 15,227,434.12

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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.