Home / 56,948,548.60-78,588,969.76-30,843,065.08

Finding the Fourth Proportional to 56,948,548.60, 78,588,969.76 and 30,843,065.08

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Solution

The fourth proportional to 56,948,548.60, 78,588,969.76 and 30,843,065.08 is: 42,563,415.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,948,548.60 : 78,588,969.76 = 30,843,065.08 : x
  2. Step 2: Convert to fraction form
    56,948,548.60/78,588,969.76 = 30,843,065.08/x
  3. Step 3: Cross multiply
    56,948,548.60x = 78,588,969.76 × 30,843,065.08
  4. Step 4: Simplify right side
    56,948,548.60x = 2,423,924,708,877,832
  5. Step 5: Solve for x
    x = 2,423,924,708,877,832/56,948,548.60
  6. Step 6: Final answer
    x = 42,563,415.02

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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.