Home / 10,803,169.76-14,908,165.40-5,908,376.72

Finding the Fourth Proportional to 10,803,169.76, 14,908,165.40 and 5,908,376.72

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Solution

The fourth proportional to 10,803,169.76, 14,908,165.40 and 5,908,376.72 is: 8,153,445.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803,169.76 : 14,908,165.40 = 5,908,376.72 : x
  2. Step 2: Convert to fraction form
    10,803,169.76/14,908,165.40 = 5,908,376.72/x
  3. Step 3: Cross multiply
    10,803,169.76x = 14,908,165.40 × 5,908,376.72
  4. Step 4: Simplify right side
    10,803,169.76x = 88,083,057,283,186.77
  5. Step 5: Solve for x
    x = 88,083,057,283,186.77/10,803,169.76
  6. Step 6: Final answer
    x = 8,153,445.64

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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.