Home / 27,886,985.73-38,484,973.73-15,497,601.35

Finding the Fourth Proportional to 27,886,985.73, 38,484,973.73 and 15,497,601.35

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Solution

The fourth proportional to 27,886,985.73, 38,484,973.73 and 15,497,601.35 is: 21,387,208.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,886,985.73 : 38,484,973.73 = 15,497,601.35 : x
  2. Step 2: Convert to fraction form
    27,886,985.73/38,484,973.73 = 15,497,601.35/x
  3. Step 3: Cross multiply
    27,886,985.73x = 38,484,973.73 × 15,497,601.35
  4. Step 4: Simplify right side
    27,886,985.73x = 596,424,780,679,081.75
  5. Step 5: Solve for x
    x = 596,424,780,679,081.75/27,886,985.73
  6. Step 6: Final answer
    x = 21,387,208.59

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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.