Home / 45,495,004.60-68,242,506.90-13,147,962.40

Finding the Fourth Proportional to 45,495,004.60, 68,242,506.90 and 13,147,962.40

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Solution

The fourth proportional to 45,495,004.60, 68,242,506.90 and 13,147,962.40 is: 19,721,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495,004.60 : 68,242,506.90 = 13,147,962.40 : x
  2. Step 2: Convert to fraction form
    45,495,004.60/68,242,506.90 = 13,147,962.40/x
  3. Step 3: Cross multiply
    45,495,004.60x = 68,242,506.90 × 13,147,962.40
  4. Step 4: Simplify right side
    45,495,004.60x = 897,249,914,802,940.62
  5. Step 5: Solve for x
    x = 897,249,914,802,940.62/45,495,004.60
  6. Step 6: Final answer
    x = 19,721,943.60

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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.