Home / 15,528,530.60-23,292,795.90-5,430,098.60

Finding the Fourth Proportional to 15,528,530.60, 23,292,795.90 and 5,430,098.60

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Solution

The fourth proportional to 15,528,530.60, 23,292,795.90 and 5,430,098.60 is: 8,145,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528,530.60 : 23,292,795.90 = 5,430,098.60 : x
  2. Step 2: Convert to fraction form
    15,528,530.60/23,292,795.90 = 5,430,098.60/x
  3. Step 3: Cross multiply
    15,528,530.60x = 23,292,795.90 × 5,430,098.60
  4. Step 4: Simplify right side
    15,528,530.60x = 126,482,178,406,675.72
  5. Step 5: Solve for x
    x = 126,482,178,406,675.72/15,528,530.60
  6. Step 6: Final answer
    x = 8,145,147.90

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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.