Home / 38,386,829.88-52,973,827.74-20,983,244.04

Finding the Fourth Proportional to 38,386,829.88, 52,973,827.74 and 20,983,244.04

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Solution

The fourth proportional to 38,386,829.88, 52,973,827.74 and 20,983,244.04 is: 28,956,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,386,829.88 : 52,973,827.74 = 20,983,244.04 : x
  2. Step 2: Convert to fraction form
    38,386,829.88/52,973,827.74 = 20,983,244.04/x
  3. Step 3: Cross multiply
    38,386,829.88x = 52,973,827.74 × 20,983,244.04
  4. Step 4: Simplify right side
    38,386,829.88x = 1,111,562,755,201,341.62
  5. Step 5: Solve for x
    x = 1,111,562,755,201,341.62/38,386,829.88
  6. Step 6: Final answer
    x = 28,956,878.14

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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.