Home / 19,569,752.80-29,354,629.20-11,917,002.40

Finding the Fourth Proportional to 19,569,752.80, 29,354,629.20 and 11,917,002.40

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Solution

The fourth proportional to 19,569,752.80, 29,354,629.20 and 11,917,002.40 is: 17,875,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569,752.80 : 29,354,629.20 = 11,917,002.40 : x
  2. Step 2: Convert to fraction form
    19,569,752.80/29,354,629.20 = 11,917,002.40/x
  3. Step 3: Cross multiply
    19,569,752.80x = 29,354,629.20 × 11,917,002.40
  4. Step 4: Simplify right side
    19,569,752.80x = 349,819,186,627,510.06
  5. Step 5: Solve for x
    x = 349,819,186,627,510.06/19,569,752.80
  6. Step 6: Final answer
    x = 17,875,503.60

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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.