Home / 30,553,344.53-42,164,723.95-17,503,125.52

Finding the Fourth Proportional to 30,553,344.53, 42,164,723.95 and 17,503,125.52

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Solution

The fourth proportional to 30,553,344.53, 42,164,723.95 and 17,503,125.52 is: 24,154,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,553,344.53 : 42,164,723.95 = 17,503,125.52 : x
  2. Step 2: Convert to fraction form
    30,553,344.53/42,164,723.95 = 17,503,125.52/x
  3. Step 3: Cross multiply
    30,553,344.53x = 42,164,723.95 × 17,503,125.52
  4. Step 4: Simplify right side
    30,553,344.53x = 738,014,455,742,889.38
  5. Step 5: Solve for x
    x = 738,014,455,742,889.38/30,553,344.53
  6. Step 6: Final answer
    x = 24,154,948.24

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1.5x scale

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.