Home / 82,690,569.96-124,026,390.63-22,111,019.88

Finding the Fourth Proportional to 82,690,569.96, 124,026,390.63 and 22,111,019.88

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Solution

The fourth proportional to 82,690,569.96, 124,026,390.63 and 22,111,019.88 is: 33,163,999.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,690,569.96 : 124,026,390.63 = 22,111,019.88 : x
  2. Step 2: Convert to fraction form
    82,690,569.96/124,026,390.63 = 22,111,019.88/x
  3. Step 3: Cross multiply
    82,690,569.96x = 124,026,390.63 × 22,111,019.88
  4. Step 4: Simplify right side
    82,690,569.96x = 2,742,349,988,864,575.50
  5. Step 5: Solve for x
    x = 2,742,349,988,864,575.50/82,690,569.96
  6. Step 6: Final answer
    x = 33,163,999.11

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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.