Home / 13,942,482.84-19,242,430.56-7,830,911.16

Finding the Fourth Proportional to 13,942,482.84, 19,242,430.56 and 7,830,911.16

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Solution

The fourth proportional to 13,942,482.84, 19,242,430.56 and 7,830,911.16 is: 10,807,670.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942,482.84 : 19,242,430.56 = 7,830,911.16 : x
  2. Step 2: Convert to fraction form
    13,942,482.84/19,242,430.56 = 7,830,911.16/x
  3. Step 3: Cross multiply
    13,942,482.84x = 19,242,430.56 × 7,830,911.16
  4. Step 4: Simplify right side
    13,942,482.84x = 150,685,764,217,829.03
  5. Step 5: Solve for x
    x = 150,685,764,217,829.03/13,942,482.84
  6. Step 6: Final answer
    x = 10,807,670.77

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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.