Home / 22,238,292.16-30,689,484.14-12,448,678.74

Finding the Fourth Proportional to 22,238,292.16, 30,689,484.14 and 12,448,678.74

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Solution

The fourth proportional to 22,238,292.16, 30,689,484.14 and 12,448,678.74 is: 17,179,535.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,238,292.16 : 30,689,484.14 = 12,448,678.74 : x
  2. Step 2: Convert to fraction form
    22,238,292.16/30,689,484.14 = 12,448,678.74/x
  3. Step 3: Cross multiply
    22,238,292.16x = 30,689,484.14 × 12,448,678.74
  4. Step 4: Simplify right side
    22,238,292.16x = 382,043,528,755,185.19
  5. Step 5: Solve for x
    x = 382,043,528,755,185.19/22,238,292.16
  6. Step 6: Final answer
    x = 17,179,535.46

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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.