Home / 28,249,014.58-42,373,915.53-8,054,256.58

Finding the Fourth Proportional to 28,249,014.58, 42,373,915.53 and 8,054,256.58

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Solution

The fourth proportional to 28,249,014.58, 42,373,915.53 and 8,054,256.58 is: 12,081,497.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,249,014.58 : 42,373,915.53 = 8,054,256.58 : x
  2. Step 2: Convert to fraction form
    28,249,014.58/42,373,915.53 = 8,054,256.58/x
  3. Step 3: Cross multiply
    28,249,014.58x = 42,373,915.53 × 8,054,256.58
  4. Step 4: Simplify right side
    28,249,014.58x = 341,290,387,977,866.69
  5. Step 5: Solve for x
    x = 341,290,387,977,866.69/28,249,014.58
  6. Step 6: Final answer
    x = 12,081,497.11

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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.