Home / 6,918,939.25-10,378,445.93-4,537,862.03

Finding the Fourth Proportional to 6,918,939.25, 10,378,445.93 and 4,537,862.03

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Solution

The fourth proportional to 6,918,939.25, 10,378,445.93 and 4,537,862.03 is: 6,806,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,939.25 : 10,378,445.93 = 4,537,862.03 : x
  2. Step 2: Convert to fraction form
    6,918,939.25/10,378,445.93 = 4,537,862.03/x
  3. Step 3: Cross multiply
    6,918,939.25x = 10,378,445.93 × 4,537,862.03
  4. Step 4: Simplify right side
    6,918,939.25x = 47,095,955,716,155.04
  5. Step 5: Solve for x
    x = 47,095,955,716,155.04/6,918,939.25
  6. Step 6: Final answer
    x = 6,806,817.35

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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.