Home / 56,889,799.98-78,508,060.44-30,784,597.93

Finding the Fourth Proportional to 56,889,799.98, 78,508,060.44 and 30,784,597.93

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Solution

The fourth proportional to 56,889,799.98, 78,508,060.44 and 30,784,597.93 is: 42,482,818.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,889,799.98 : 78,508,060.44 = 30,784,597.93 : x
  2. Step 2: Convert to fraction form
    56,889,799.98/78,508,060.44 = 30,784,597.93/x
  3. Step 3: Cross multiply
    56,889,799.98x = 78,508,060.44 × 30,784,597.93
  4. Step 4: Simplify right side
    56,889,799.98x = 2,416,839,074,755,616
  5. Step 5: Solve for x
    x = 2,416,839,074,755,616/56,889,799.98
  6. Step 6: Final answer
    x = 42,482,818.99

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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.