Home / 13,562,259.68-20,343,547.48-3,977,829.38

Finding the Fourth Proportional to 13,562,259.68, 20,343,547.48 and 3,977,829.38

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Solution

The fourth proportional to 13,562,259.68, 20,343,547.48 and 3,977,829.38 is: 5,966,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562,259.68 : 20,343,547.48 = 3,977,829.38 : x
  2. Step 2: Convert to fraction form
    13,562,259.68/20,343,547.48 = 3,977,829.38/x
  3. Step 3: Cross multiply
    13,562,259.68x = 20,343,547.48 × 3,977,829.38
  4. Step 4: Simplify right side
    13,562,259.68x = 80,923,160,859,368.97
  5. Step 5: Solve for x
    x = 80,923,160,859,368.97/13,562,259.68
  6. Step 6: Final answer
    x = 5,966,790.40

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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.