Home / 21,767,381.34-30,051,376.14-14,435,113.23

Finding the Fourth Proportional to 21,767,381.34, 30,051,376.14 and 14,435,113.23

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Solution

The fourth proportional to 21,767,381.34, 30,051,376.14 and 14,435,113.23 is: 19,928,672.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767,381.34 : 30,051,376.14 = 14,435,113.23 : x
  2. Step 2: Convert to fraction form
    21,767,381.34/30,051,376.14 = 14,435,113.23/x
  3. Step 3: Cross multiply
    21,767,381.34x = 30,051,376.14 × 14,435,113.23
  4. Step 4: Simplify right side
    21,767,381.34x = 433,795,017,298,220.38
  5. Step 5: Solve for x
    x = 433,795,017,298,220.38/21,767,381.34
  6. Step 6: Final answer
    x = 19,928,672.66

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Double scale
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1.5x scale

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.