Home / 38,264,084.39-52,805,228.77-21,519,143.93

Finding the Fourth Proportional to 38,264,084.39, 52,805,228.77 and 21,519,143.93

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Solution

The fourth proportional to 38,264,084.39, 52,805,228.77 and 21,519,143.93 is: 29,696,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,264,084.39 : 52,805,228.77 = 21,519,143.93 : x
  2. Step 2: Convert to fraction form
    38,264,084.39/52,805,228.77 = 21,519,143.93/x
  3. Step 3: Cross multiply
    38,264,084.39x = 52,805,228.77 × 21,519,143.93
  4. Step 4: Simplify right side
    38,264,084.39x = 1,136,323,318,158,207
  5. Step 5: Solve for x
    x = 1,136,323,318,158,207/38,264,084.39
  6. Step 6: Final answer
    x = 29,696,864.21

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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.