Home / 56,930,064.39-78,563,525.93-30,824,599.91

Finding the Fourth Proportional to 56,930,064.39, 78,563,525.93 and 30,824,599.91

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Solution

The fourth proportional to 56,930,064.39, 78,563,525.93 and 30,824,599.91 is: 42,537,967.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,930,064.39 : 78,563,525.93 = 30,824,599.91 : x
  2. Step 2: Convert to fraction form
    56,930,064.39/78,563,525.93 = 30,824,599.91/x
  3. Step 3: Cross multiply
    56,930,064.39x = 78,563,525.93 × 30,824,599.91
  4. Step 4: Simplify right side
    56,930,064.39x = 2,421,689,253,764,220
  5. Step 5: Solve for x
    x = 2,421,689,253,764,220/56,930,064.39
  6. Step 6: Final answer
    x = 42,537,967.94

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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.