Home / 10,710,146.33-16,065,780.51-8,155,368.26

Finding the Fourth Proportional to 10,710,146.33, 16,065,780.51 and 8,155,368.26

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Solution

The fourth proportional to 10,710,146.33, 16,065,780.51 and 8,155,368.26 is: 12,233,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,710,146.33 : 16,065,780.51 = 8,155,368.26 : x
  2. Step 2: Convert to fraction form
    10,710,146.33/16,065,780.51 = 8,155,368.26/x
  3. Step 3: Cross multiply
    10,710,146.33x = 16,065,780.51 × 8,155,368.26
  4. Step 4: Simplify right side
    10,710,146.33x = 131,022,356,363,051.70
  5. Step 5: Solve for x
    x = 131,022,356,363,051.70/10,710,146.33
  6. Step 6: Final answer
    x = 12,233,479.58

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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.