Home / 13,870,607.58-19,145,285.19-8,070,509.58

Finding the Fourth Proportional to 13,870,607.58, 19,145,285.19 and 8,070,509.58

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Solution

The fourth proportional to 13,870,607.58, 19,145,285.19 and 8,070,509.58 is: 11,139,541.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,870,607.58 : 19,145,285.19 = 8,070,509.58 : x
  2. Step 2: Convert to fraction form
    13,870,607.58/19,145,285.19 = 8,070,509.58/x
  3. Step 3: Cross multiply
    13,870,607.58x = 19,145,285.19 × 8,070,509.58
  4. Step 4: Simplify right side
    13,870,607.58x = 154,512,207,537,727.12
  5. Step 5: Solve for x
    x = 154,512,207,537,727.12/13,870,607.58
  6. Step 6: Final answer
    x = 11,139,541.41

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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.