Home / 7,127,702.37-9,826,713.59-5,662,472.51

Finding the Fourth Proportional to 7,127,702.37, 9,826,713.59 and 5,662,472.51

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Solution

The fourth proportional to 7,127,702.37, 9,826,713.59 and 5,662,472.51 is: 7,806,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,702.37 : 9,826,713.59 = 5,662,472.51 : x
  2. Step 2: Convert to fraction form
    7,127,702.37/9,826,713.59 = 5,662,472.51/x
  3. Step 3: Cross multiply
    7,127,702.37x = 9,826,713.59 × 5,662,472.51
  4. Step 4: Simplify right side
    7,127,702.37x = 55,643,495,563,272.84
  5. Step 5: Solve for x
    x = 55,643,495,563,272.84/7,127,702.37
  6. Step 6: Final answer
    x = 7,806,652.51

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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.