Home / 30,532,242.32-42,134,585.64-16,782,615.44

Finding the Fourth Proportional to 30,532,242.32, 42,134,585.64 and 16,782,615.44

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Solution

The fourth proportional to 30,532,242.32, 42,134,585.64 and 16,782,615.44 is: 23,160,059.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,532,242.32 : 42,134,585.64 = 16,782,615.44 : x
  2. Step 2: Convert to fraction form
    30,532,242.32/42,134,585.64 = 16,782,615.44/x
  3. Step 3: Cross multiply
    30,532,242.32x = 42,134,585.64 × 16,782,615.44
  4. Step 4: Simplify right side
    30,532,242.32x = 707,128,547,519,866.38
  5. Step 5: Solve for x
    x = 707,128,547,519,866.38/30,532,242.32
  6. Step 6: Final answer
    x = 23,160,059.46

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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.