Home / 8,602,980.67-11,870,724.04-4,931,221.51

Finding the Fourth Proportional to 8,602,980.67, 11,870,724.04 and 4,931,221.51

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Solution

The fourth proportional to 8,602,980.67, 11,870,724.04 and 4,931,221.51 is: 6,804,289.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,602,980.67 : 11,870,724.04 = 4,931,221.51 : x
  2. Step 2: Convert to fraction form
    8,602,980.67/11,870,724.04 = 4,931,221.51/x
  3. Step 3: Cross multiply
    8,602,980.67x = 11,870,724.04 × 4,931,221.51
  4. Step 4: Simplify right side
    8,602,980.67x = 58,537,169,725,322.09
  5. Step 5: Solve for x
    x = 58,537,169,725,322.09/8,602,980.67
  6. Step 6: Final answer
    x = 6,804,289.35

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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.