Home / 6,435,975.64-8,881,208.40-3,535,488.76

Finding the Fourth Proportional to 6,435,975.64, 8,881,208.40 and 3,535,488.76

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Solution

The fourth proportional to 6,435,975.64, 8,881,208.40 and 3,535,488.76 is: 4,878,733.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435,975.64 : 8,881,208.40 = 3,535,488.76 : x
  2. Step 2: Convert to fraction form
    6,435,975.64/8,881,208.40 = 3,535,488.76/x
  3. Step 3: Cross multiply
    6,435,975.64x = 8,881,208.40 × 3,535,488.76
  4. Step 4: Simplify right side
    6,435,975.64x = 31,399,412,473,417.58
  5. Step 5: Solve for x
    x = 31,399,412,473,417.58/6,435,975.64
  6. Step 6: Final answer
    x = 4,878,733.89

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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.