Home / 10,531,717.04-15,796,443.77-7,141,763.15

Finding the Fourth Proportional to 10,531,717.04, 15,796,443.77 and 7,141,763.15

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Solution

The fourth proportional to 10,531,717.04, 15,796,443.77 and 7,141,763.15 is: 10,711,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,717.04 : 15,796,443.77 = 7,141,763.15 : x
  2. Step 2: Convert to fraction form
    10,531,717.04/15,796,443.77 = 7,141,763.15/x
  3. Step 3: Cross multiply
    10,531,717.04x = 15,796,443.77 × 7,141,763.15
  4. Step 4: Simplify right side
    10,531,717.04x = 112,814,460,074,978.59
  5. Step 5: Solve for x
    x = 112,814,460,074,978.59/10,531,717.04
  6. Step 6: Final answer
    x = 10,711,877.25

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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.