Home / 13,307,849.15-19,970,690.40-4,671,975.29

Finding the Fourth Proportional to 13,307,849.15, 19,970,690.40 and 4,671,975.29

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Solution

The fourth proportional to 13,307,849.15, 19,970,690.40 and 4,671,975.29 is: 7,011,093.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,849.15 : 19,970,690.40 = 4,671,975.29 : x
  2. Step 2: Convert to fraction form
    13,307,849.15/19,970,690.40 = 4,671,975.29/x
  3. Step 3: Cross multiply
    13,307,849.15x = 19,970,690.40 × 4,671,975.29
  4. Step 4: Simplify right side
    13,307,849.15x = 93,302,571,973,186.77
  5. Step 5: Solve for x
    x = 93,302,571,973,186.77/13,307,849.15
  6. Step 6: Final answer
    x = 7,011,093.30

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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.