Home / 10,605,678.97-15,905,615.04-2,927,488.29

Finding the Fourth Proportional to 10,605,678.97, 15,905,615.04 and 2,927,488.29

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Solution

The fourth proportional to 10,605,678.97, 15,905,615.04 and 2,927,488.29 is: 4,390,431.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605,678.97 : 15,905,615.04 = 2,927,488.29 : x
  2. Step 2: Convert to fraction form
    10,605,678.97/15,905,615.04 = 2,927,488.29/x
  3. Step 3: Cross multiply
    10,605,678.97x = 15,905,615.04 × 2,927,488.29
  4. Step 4: Simplify right side
    10,605,678.97x = 46,563,501,724,105.77
  5. Step 5: Solve for x
    x = 46,563,501,724,105.77/10,605,678.97
  6. Step 6: Final answer
    x = 4,390,431.00

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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.