Home / 31,200,431.04-46,775,280.04-13,018,169.60

Finding the Fourth Proportional to 31,200,431.04, 46,775,280.04 and 13,018,169.60

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Solution

The fourth proportional to 31,200,431.04, 46,775,280.04 and 13,018,169.60 is: 19,516,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,200,431.04 : 46,775,280.04 = 13,018,169.60 : x
  2. Step 2: Convert to fraction form
    31,200,431.04/46,775,280.04 = 13,018,169.60/x
  3. Step 3: Cross multiply
    31,200,431.04x = 46,775,280.04 × 13,018,169.60
  4. Step 4: Simplify right side
    31,200,431.04x = 608,928,528,648,214.75
  5. Step 5: Solve for x
    x = 608,928,528,648,214.75/31,200,431.04
  6. Step 6: Final answer
    x = 19,516,670.39

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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.