Home / 13,700,177.96-20,535,412.32-6,860,261.32

Finding the Fourth Proportional to 13,700,177.96, 20,535,412.32 and 6,860,261.32

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Solution

The fourth proportional to 13,700,177.96, 20,535,412.32 and 6,860,261.32 is: 10,282,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,700,177.96 : 20,535,412.32 = 6,860,261.32 : x
  2. Step 2: Convert to fraction form
    13,700,177.96/20,535,412.32 = 6,860,261.32/x
  3. Step 3: Cross multiply
    13,700,177.96x = 20,535,412.32 × 6,860,261.32
  4. Step 4: Simplify right side
    13,700,177.96x = 140,878,294,829,147.47
  5. Step 5: Solve for x
    x = 140,878,294,829,147.47/13,700,177.96
  6. Step 6: Final answer
    x = 10,282,953.64

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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.