Home / 8,790,635.70-13,185,953.55-5,920,854.30

Finding the Fourth Proportional to 8,790,635.70, 13,185,953.55 and 5,920,854.30

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Solution

The fourth proportional to 8,790,635.70, 13,185,953.55 and 5,920,854.30 is: 8,881,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,635.70 : 13,185,953.55 = 5,920,854.30 : x
  2. Step 2: Convert to fraction form
    8,790,635.70/13,185,953.55 = 5,920,854.30/x
  3. Step 3: Cross multiply
    8,790,635.70x = 13,185,953.55 × 5,920,854.30
  4. Step 4: Simplify right side
    8,790,635.70x = 78,072,109,776,117.77
  5. Step 5: Solve for x
    x = 78,072,109,776,117.77/8,790,635.70
  6. Step 6: Final answer
    x = 8,881,281.45

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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.