Home / 21,119,584.19-29,145,030.14-11,461,792.19

Finding the Fourth Proportional to 21,119,584.19, 29,145,030.14 and 11,461,792.19

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Solution

The fourth proportional to 21,119,584.19, 29,145,030.14 and 11,461,792.19 is: 15,817,275.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,119,584.19 : 29,145,030.14 = 11,461,792.19 : x
  2. Step 2: Convert to fraction form
    21,119,584.19/29,145,030.14 = 11,461,792.19/x
  3. Step 3: Cross multiply
    21,119,584.19x = 29,145,030.14 × 11,461,792.19
  4. Step 4: Simplify right side
    21,119,584.19x = 334,054,278,835,966.62
  5. Step 5: Solve for x
    x = 334,054,278,835,966.62/21,119,584.19
  6. Step 6: Final answer
    x = 15,817,275.37

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1.5x scale

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.