Home / 61,705,813.68-85,152,177.12-33,827,570.40

Finding the Fourth Proportional to 61,705,813.68, 85,152,177.12 and 33,827,570.40

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Solution

The fourth proportional to 61,705,813.68, 85,152,177.12 and 33,827,570.40 is: 46,681,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,705,813.68 : 85,152,177.12 = 33,827,570.40 : x
  2. Step 2: Convert to fraction form
    61,705,813.68/85,152,177.12 = 33,827,570.40/x
  3. Step 3: Cross multiply
    61,705,813.68x = 85,152,177.12 × 33,827,570.40
  4. Step 4: Simplify right side
    61,705,813.68x = 2,880,491,266,240,069.50
  5. Step 5: Solve for x
    x = 2,880,491,266,240,069.50/61,705,813.68
  6. Step 6: Final answer
    x = 46,681,035.29

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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.