Home / 67,709,686.92-93,467,971.41-45,712,981.02

Finding the Fourth Proportional to 67,709,686.92, 93,467,971.41 and 45,712,981.02

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Solution

The fourth proportional to 67,709,686.92, 93,467,971.41 and 45,712,981.02 is: 63,103,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,709,686.92 : 93,467,971.41 = 45,712,981.02 : x
  2. Step 2: Convert to fraction form
    67,709,686.92/93,467,971.41 = 45,712,981.02/x
  3. Step 3: Cross multiply
    67,709,686.92x = 93,467,971.41 × 45,712,981.02
  4. Step 4: Simplify right side
    67,709,686.92x = 4,272,699,603,043,233
  5. Step 5: Solve for x
    x = 4,272,699,603,043,233/67,709,686.92
  6. Step 6: Final answer
    x = 63,103,224.92

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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.