Home / 28,931,182.60-43,381,005.90-8,733,800.20

Finding the Fourth Proportional to 28,931,182.60, 43,381,005.90 and 8,733,800.20

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Solution

The fourth proportional to 28,931,182.60, 43,381,005.90 and 8,733,800.20 is: 13,095,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,931,182.60 : 43,381,005.90 = 8,733,800.20 : x
  2. Step 2: Convert to fraction form
    28,931,182.60/43,381,005.90 = 8,733,800.20/x
  3. Step 3: Cross multiply
    28,931,182.60x = 43,381,005.90 × 8,733,800.20
  4. Step 4: Simplify right side
    28,931,182.60x = 378,881,038,005,621.12
  5. Step 5: Solve for x
    x = 378,881,038,005,621.12/28,931,182.60
  6. Step 6: Final answer
    x = 13,095,940.23

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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.