Home / 15,476,064.90-21,356,543.61-8,600,370.18

Finding the Fourth Proportional to 15,476,064.90, 21,356,543.61 and 8,600,370.18

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Solution

The fourth proportional to 15,476,064.90, 21,356,543.61 and 8,600,370.18 is: 11,868,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476,064.90 : 21,356,543.61 = 8,600,370.18 : x
  2. Step 2: Convert to fraction form
    15,476,064.90/21,356,543.61 = 8,600,370.18/x
  3. Step 3: Cross multiply
    15,476,064.90x = 21,356,543.61 × 8,600,370.18
  4. Step 4: Simplify right side
    15,476,064.90x = 183,674,180,811,313.53
  5. Step 5: Solve for x
    x = 183,674,180,811,313.53/15,476,064.90
  6. Step 6: Final answer
    x = 11,868,274.14

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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.