Home / 10,732,216.51-14,809,113.64-7,255,120.70

Finding the Fourth Proportional to 10,732,216.51, 14,809,113.64 and 7,255,120.70

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Solution

The fourth proportional to 10,732,216.51, 14,809,113.64 and 7,255,120.70 is: 10,011,157.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,732,216.51 : 14,809,113.64 = 7,255,120.70 : x
  2. Step 2: Convert to fraction form
    10,732,216.51/14,809,113.64 = 7,255,120.70/x
  3. Step 3: Cross multiply
    10,732,216.51x = 14,809,113.64 × 7,255,120.70
  4. Step 4: Simplify right side
    10,732,216.51x = 107,441,906,937,101.31
  5. Step 5: Solve for x
    x = 107,441,906,937,101.31/10,732,216.51
  6. Step 6: Final answer
    x = 10,011,157.24

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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.