Home / 15,528,684.80-23,293,027.20-4,170,281.60

Finding the Fourth Proportional to 15,528,684.80, 23,293,027.20 and 4,170,281.60

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Solution

The fourth proportional to 15,528,684.80, 23,293,027.20 and 4,170,281.60 is: 6,255,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528,684.80 : 23,293,027.20 = 4,170,281.60 : x
  2. Step 2: Convert to fraction form
    15,528,684.80/23,293,027.20 = 4,170,281.60/x
  3. Step 3: Cross multiply
    15,528,684.80x = 23,293,027.20 × 4,170,281.60
  4. Step 4: Simplify right side
    15,528,684.80x = 97,138,482,740,459.52
  5. Step 5: Solve for x
    x = 97,138,482,740,459.52/15,528,684.80
  6. Step 6: Final answer
    x = 6,255,422.40

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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.