Home / 51,216,004.60-76,824,006.90-42,368,644.60

Finding the Fourth Proportional to 51,216,004.60, 76,824,006.90 and 42,368,644.60

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Solution

The fourth proportional to 51,216,004.60, 76,824,006.90 and 42,368,644.60 is: 63,552,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,216,004.60 : 76,824,006.90 = 42,368,644.60 : x
  2. Step 2: Convert to fraction form
    51,216,004.60/76,824,006.90 = 42,368,644.60/x
  3. Step 3: Cross multiply
    51,216,004.60x = 76,824,006.90 × 42,368,644.60
  4. Step 4: Simplify right side
    51,216,004.60x = 3,254,929,045,094,048
  5. Step 5: Solve for x
    x = 3,254,929,045,094,048/51,216,004.60
  6. Step 6: Final answer
    x = 63,552,966.90

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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.