Home / 56,849,374.98-85,274,070.48-13,718,578.41

Finding the Fourth Proportional to 56,849,374.98, 85,274,070.48 and 13,718,578.41

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Solution

The fourth proportional to 56,849,374.98, 85,274,070.48 and 13,718,578.41 is: 20,577,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,849,374.98 : 85,274,070.48 = 13,718,578.41 : x
  2. Step 2: Convert to fraction form
    56,849,374.98/85,274,070.48 = 13,718,578.41/x
  3. Step 3: Cross multiply
    56,849,374.98x = 85,274,070.48 × 13,718,578.41
  4. Step 4: Simplify right side
    56,849,374.98x = 1,169,839,022,219,746.50
  5. Step 5: Solve for x
    x = 1,169,839,022,219,746.50/56,849,374.98
  6. Step 6: Final answer
    x = 20,577,869.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.