Home / 40,828,557.80-61,242,836.70-10,536,420.80

Finding the Fourth Proportional to 40,828,557.80, 61,242,836.70 and 10,536,420.80

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Solution

The fourth proportional to 40,828,557.80, 61,242,836.70 and 10,536,420.80 is: 15,804,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,828,557.80 : 61,242,836.70 = 10,536,420.80 : x
  2. Step 2: Convert to fraction form
    40,828,557.80/61,242,836.70 = 10,536,420.80/x
  3. Step 3: Cross multiply
    40,828,557.80x = 61,242,836.70 × 10,536,420.80
  4. Step 4: Simplify right side
    40,828,557.80x = 645,280,298,456,883.38
  5. Step 5: Solve for x
    x = 645,280,298,456,883.38/40,828,557.80
  6. Step 6: Final answer
    x = 15,804,631.20

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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.