Home / 10,070,622.21-15,105,919.59-4,676,322.90

Finding the Fourth Proportional to 10,070,622.21, 15,105,919.59 and 4,676,322.90

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Solution

The fourth proportional to 10,070,622.21, 15,105,919.59 and 4,676,322.90 is: 7,014,477.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070,622.21 : 15,105,919.59 = 4,676,322.90 : x
  2. Step 2: Convert to fraction form
    10,070,622.21/15,105,919.59 = 4,676,322.90/x
  3. Step 3: Cross multiply
    10,070,622.21x = 15,105,919.59 × 4,676,322.90
  4. Step 4: Simplify right side
    10,070,622.21x = 70,640,157,704,275.61
  5. Step 5: Solve for x
    x = 70,640,157,704,275.61/10,070,622.21
  6. Step 6: Final answer
    x = 7,014,477.98

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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.