Home / 27,643,155.03-38,155,141.73-16,044,455.21

Finding the Fourth Proportional to 27,643,155.03, 38,155,141.73 and 16,044,455.21

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Solution

The fourth proportional to 27,643,155.03, 38,155,141.73 and 16,044,455.21 is: 22,145,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,643,155.03 : 38,155,141.73 = 16,044,455.21 : x
  2. Step 2: Convert to fraction form
    27,643,155.03/38,155,141.73 = 16,044,455.21/x
  3. Step 3: Cross multiply
    27,643,155.03x = 38,155,141.73 × 16,044,455.21
  4. Step 4: Simplify right side
    27,643,155.03x = 612,178,462,518,186.88
  5. Step 5: Solve for x
    x = 612,178,462,518,186.88/27,643,155.03
  6. Step 6: Final answer
    x = 22,145,752.24

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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.