Home / 45,495,009.10-68,242,513.65-13,147,966.90

Finding the Fourth Proportional to 45,495,009.10, 68,242,513.65 and 13,147,966.90

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Solution

The fourth proportional to 45,495,009.10, 68,242,513.65 and 13,147,966.90 is: 19,721,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495,009.10 : 68,242,513.65 = 13,147,966.90 : x
  2. Step 2: Convert to fraction form
    45,495,009.10/68,242,513.65 = 13,147,966.90/x
  3. Step 3: Cross multiply
    45,495,009.10x = 68,242,513.65 × 13,147,966.90
  4. Step 4: Simplify right side
    45,495,009.10x = 897,250,310,642,998.25
  5. Step 5: Solve for x
    x = 897,250,310,642,998.25/45,495,009.10
  6. Step 6: Final answer
    x = 19,721,950.35

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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.