Home / 62,521,078.68-86,280,980.28-34,641,180.40

Finding the Fourth Proportional to 62,521,078.68, 86,280,980.28 and 34,641,180.40

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Solution

The fourth proportional to 62,521,078.68, 86,280,980.28 and 34,641,180.40 is: 47,805,877.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,521,078.68 : 86,280,980.28 = 34,641,180.40 : x
  2. Step 2: Convert to fraction form
    62,521,078.68/86,280,980.28 = 34,641,180.40/x
  3. Step 3: Cross multiply
    62,521,078.68x = 86,280,980.28 × 34,641,180.40
  4. Step 4: Simplify right side
    62,521,078.68x = 2,988,875,002,950,389.50
  5. Step 5: Solve for x
    x = 2,988,875,002,950,389.50/62,521,078.68
  6. Step 6: Final answer
    x = 47,805,877.09

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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.