Home / 10,145,421.97-14,001,568.06-5,562,629.08

Finding the Fourth Proportional to 10,145,421.97, 14,001,568.06 and 5,562,629.08

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Solution

The fourth proportional to 10,145,421.97, 14,001,568.06 and 5,562,629.08 is: 7,676,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,145,421.97 : 14,001,568.06 = 5,562,629.08 : x
  2. Step 2: Convert to fraction form
    10,145,421.97/14,001,568.06 = 5,562,629.08/x
  3. Step 3: Cross multiply
    10,145,421.97x = 14,001,568.06 × 5,562,629.08
  4. Step 4: Simplify right side
    10,145,421.97x = 77,885,529,641,411.91
  5. Step 5: Solve for x
    x = 77,885,529,641,411.91/10,145,421.97
  6. Step 6: Final answer
    x = 7,676,913.77

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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.