Home / 7,665,208.11-10,575,315.90-4,913,412.93

Finding the Fourth Proportional to 7,665,208.11, 10,575,315.90 and 4,913,412.93

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Solution

The fourth proportional to 7,665,208.11, 10,575,315.90 and 4,913,412.93 is: 6,778,797.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,208.11 : 10,575,315.90 = 4,913,412.93 : x
  2. Step 2: Convert to fraction form
    7,665,208.11/10,575,315.90 = 4,913,412.93/x
  3. Step 3: Cross multiply
    7,665,208.11x = 10,575,315.90 × 4,913,412.93
  4. Step 4: Simplify right side
    7,665,208.11x = 51,960,893,881,894.59
  5. Step 5: Solve for x
    x = 51,960,893,881,894.59/7,665,208.11
  6. Step 6: Final answer
    x = 6,778,797.54

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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.