Home / 8,709,205.07-12,018,022.20-4,841,490.71

Finding the Fourth Proportional to 8,709,205.07, 12,018,022.20 and 4,841,490.71

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Solution

The fourth proportional to 8,709,205.07, 12,018,022.20 and 4,841,490.71 is: 6,680,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,205.07 : 12,018,022.20 = 4,841,490.71 : x
  2. Step 2: Convert to fraction form
    8,709,205.07/12,018,022.20 = 4,841,490.71/x
  3. Step 3: Cross multiply
    8,709,205.07x = 12,018,022.20 × 4,841,490.71
  4. Step 4: Simplify right side
    8,709,205.07x = 58,185,142,863,918.82
  5. Step 5: Solve for x
    x = 58,185,142,863,918.82/8,709,205.07
  6. Step 6: Final answer
    x = 6,680,878.72

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1.5x scale

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.