Home / 52,411,482.02-72,331,081.13-28,889,965.70

Finding the Fourth Proportional to 52,411,482.02, 72,331,081.13 and 28,889,965.70

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Solution

The fourth proportional to 52,411,482.02, 72,331,081.13 and 28,889,965.70 is: 39,869,936.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,411,482.02 : 72,331,081.13 = 28,889,965.70 : x
  2. Step 2: Convert to fraction form
    52,411,482.02/72,331,081.13 = 28,889,965.70/x
  3. Step 3: Cross multiply
    52,411,482.02x = 72,331,081.13 × 28,889,965.70
  4. Step 4: Simplify right side
    52,411,482.02x = 2,089,642,452,889,617
  5. Step 5: Solve for x
    x = 2,089,642,452,889,617/52,411,482.02
  6. Step 6: Final answer
    x = 39,869,936.36

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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.