Home / 30,588,455.16-42,207,129-17,533,311.75

Finding the Fourth Proportional to 30,588,455.16, 42,207,129 and 17,533,311.75

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Solution

The fourth proportional to 30,588,455.16, 42,207,129 and 17,533,311.75 is: 24,193,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,588,455.16 : 42,207,129 = 17,533,311.75 : x
  2. Step 2: Convert to fraction form
    30,588,455.16/42,207,129 = 17,533,311.75/x
  3. Step 3: Cross multiply
    30,588,455.16x = 42,207,129 × 17,533,311.75
  4. Step 4: Simplify right side
    30,588,455.16x = 740,030,750,829,465.75
  5. Step 5: Solve for x
    x = 740,030,750,829,465.75/30,588,455.16
  6. Step 6: Final answer
    x = 24,193,139.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.