Home / 28,003,004-42,011,591.88-7,808,246

Finding the Fourth Proportional to 28,003,004, 42,011,591.88 and 7,808,246

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Solution

The fourth proportional to 28,003,004, 42,011,591.88 and 7,808,246 is: 11,714,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,003,004 : 42,011,591.88 = 7,808,246 : x
  2. Step 2: Convert to fraction form
    28,003,004/42,011,591.88 = 7,808,246/x
  3. Step 3: Cross multiply
    28,003,004x = 42,011,591.88 × 7,808,246
  4. Step 4: Simplify right side
    28,003,004x = 328,036,844,250,642.50
  5. Step 5: Solve for x
    x = 328,036,844,250,642.50/28,003,004
  6. Step 6: Final answer
    x = 11,714,344.80

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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.