Home / 14,346,948.52-19,798,627.78-7,820,434.78

Finding the Fourth Proportional to 14,346,948.52, 19,798,627.78 and 7,820,434.78

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Solution

The fourth proportional to 14,346,948.52, 19,798,627.78 and 7,820,434.78 is: 10,792,112.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346,948.52 : 19,798,627.78 = 7,820,434.78 : x
  2. Step 2: Convert to fraction form
    14,346,948.52/19,798,627.78 = 7,820,434.78/x
  3. Step 3: Cross multiply
    14,346,948.52x = 19,798,627.78 × 7,820,434.78
  4. Step 4: Simplify right side
    14,346,948.52x = 154,833,877,286,986.19
  5. Step 5: Solve for x
    x = 154,833,877,286,986.19/14,346,948.52
  6. Step 6: Final answer
    x = 10,792,112.14

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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.