Home / 22,456,363.91-30,989,967.55-12,398,186.89

Finding the Fourth Proportional to 22,456,363.91, 30,989,967.55 and 12,398,186.89

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Solution

The fourth proportional to 22,456,363.91, 30,989,967.55 and 12,398,186.89 is: 17,109,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,456,363.91 : 30,989,967.55 = 12,398,186.89 : x
  2. Step 2: Convert to fraction form
    22,456,363.91/30,989,967.55 = 12,398,186.89/x
  3. Step 3: Cross multiply
    22,456,363.91x = 30,989,967.55 × 12,398,186.89
  4. Step 4: Simplify right side
    22,456,363.91x = 384,219,409,291,465
  5. Step 5: Solve for x
    x = 384,219,409,291,465/22,456,363.91
  6. Step 6: Final answer
    x = 17,109,600.24

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1.5x scale

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.