Home / 8,872,609.40-13,308,870.90-3,477,447.80

Finding the Fourth Proportional to 8,872,609.40, 13,308,870.90 and 3,477,447.80

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Solution

The fourth proportional to 8,872,609.40, 13,308,870.90 and 3,477,447.80 is: 5,216,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872,609.40 : 13,308,870.90 = 3,477,447.80 : x
  2. Step 2: Convert to fraction form
    8,872,609.40/13,308,870.90 = 3,477,447.80/x
  3. Step 3: Cross multiply
    8,872,609.40x = 13,308,870.90 × 3,477,447.80
  4. Step 4: Simplify right side
    8,872,609.40x = 46,280,903,831,689.02
  5. Step 5: Solve for x
    x = 46,280,903,831,689.02/8,872,609.40
  6. Step 6: Final answer
    x = 5,216,154.77

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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.