Home / 56,695,933.23-78,075,671.63-49,250,196.02

Finding the Fourth Proportional to 56,695,933.23, 78,075,671.63 and 49,250,196.02

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Solution

The fourth proportional to 56,695,933.23, 78,075,671.63 and 49,250,196.02 is: 67,822,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,695,933.23 : 78,075,671.63 = 49,250,196.02 : x
  2. Step 2: Convert to fraction form
    56,695,933.23/78,075,671.63 = 49,250,196.02/x
  3. Step 3: Cross multiply
    56,695,933.23x = 78,075,671.63 × 49,250,196.02
  4. Step 4: Simplify right side
    56,695,933.23x = 3,845,242,131,534,023.50
  5. Step 5: Solve for x
    x = 3,845,242,131,534,023.50/56,695,933.23
  6. Step 6: Final answer
    x = 67,822,186.05

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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.