Home / 21,162,210.16-29,206,551.48-12,461,192.40

Finding the Fourth Proportional to 21,162,210.16, 29,206,551.48 and 12,461,192.40

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Solution

The fourth proportional to 21,162,210.16, 29,206,551.48 and 12,461,192.40 is: 17,198,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,162,210.16 : 29,206,551.48 = 12,461,192.40 : x
  2. Step 2: Convert to fraction form
    21,162,210.16/29,206,551.48 = 12,461,192.40/x
  3. Step 3: Cross multiply
    21,162,210.16x = 29,206,551.48 × 12,461,192.40
  4. Step 4: Simplify right side
    21,162,210.16x = 363,948,457,332,784.75
  5. Step 5: Solve for x
    x = 363,948,457,332,784.75/21,162,210.16
  6. Step 6: Final answer
    x = 17,198,036.24

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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.