Home / 42,836,543.22-64,280,339.55-15,544,964.16

Finding the Fourth Proportional to 42,836,543.22, 64,280,339.55 and 15,544,964.16

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Solution

The fourth proportional to 42,836,543.22, 64,280,339.55 and 15,544,964.16 is: 23,326,708.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,836,543.22 : 64,280,339.55 = 15,544,964.16 : x
  2. Step 2: Convert to fraction form
    42,836,543.22/64,280,339.55 = 15,544,964.16/x
  3. Step 3: Cross multiply
    42,836,543.22x = 64,280,339.55 × 15,544,964.16
  4. Step 4: Simplify right side
    42,836,543.22x = 999,235,574,497,380.50
  5. Step 5: Solve for x
    x = 999,235,574,497,380.50/42,836,543.22
  6. Step 6: Final answer
    x = 23,326,708.91

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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.