Home / 13,365,354.48-20,056,465.56-5,688,986.88

Finding the Fourth Proportional to 13,365,354.48, 20,056,465.56 and 5,688,986.88

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Solution

The fourth proportional to 13,365,354.48, 20,056,465.56 and 5,688,986.88 is: 8,537,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,354.48 : 20,056,465.56 = 5,688,986.88 : x
  2. Step 2: Convert to fraction form
    13,365,354.48/20,056,465.56 = 5,688,986.88/x
  3. Step 3: Cross multiply
    13,365,354.48x = 20,056,465.56 × 5,688,986.88
  4. Step 4: Simplify right side
    13,365,354.48x = 114,100,969,430,011.84
  5. Step 5: Solve for x
    x = 114,100,969,430,011.84/13,365,354.48
  6. Step 6: Final answer
    x = 8,537,070.20

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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.