Home / 56,944,087.60-78,581,869.32-30,838,393.48

Finding the Fourth Proportional to 56,944,087.60, 78,581,869.32 and 30,838,393.48

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Solution

The fourth proportional to 56,944,087.60, 78,581,869.32 and 30,838,393.48 is: 42,556,456.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,944,087.60 : 78,581,869.32 = 30,838,393.48 : x
  2. Step 2: Convert to fraction form
    56,944,087.60/78,581,869.32 = 30,838,393.48/x
  3. Step 3: Cross multiply
    56,944,087.60x = 78,581,869.32 × 30,838,393.48
  4. Step 4: Simplify right side
    56,944,087.60x = 2,423,338,606,484,100
  5. Step 5: Solve for x
    x = 2,423,338,606,484,100/56,944,087.60
  6. Step 6: Final answer
    x = 42,556,456.84

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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.