Home / 25,114,114.80-37,671,172.20-12,342,812.40

Finding the Fourth Proportional to 25,114,114.80, 37,671,172.20 and 12,342,812.40

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Solution

The fourth proportional to 25,114,114.80, 37,671,172.20 and 12,342,812.40 is: 18,514,218.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,114,114.80 : 37,671,172.20 = 12,342,812.40 : x
  2. Step 2: Convert to fraction form
    25,114,114.80/37,671,172.20 = 12,342,812.40/x
  3. Step 3: Cross multiply
    25,114,114.80x = 37,671,172.20 × 12,342,812.40
  4. Step 4: Simplify right side
    25,114,114.80x = 464,968,211,352,695.31
  5. Step 5: Solve for x
    x = 464,968,211,352,695.31/25,114,114.80
  6. Step 6: Final answer
    x = 18,514,218.60

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1.5x scale

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.