Home / 16,535,557.42-22,820,347.44-9,920,393.74

Finding the Fourth Proportional to 16,535,557.42, 22,820,347.44 and 9,920,393.74

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Solution

The fourth proportional to 16,535,557.42, 22,820,347.44 and 9,920,393.74 is: 13,690,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,535,557.42 : 22,820,347.44 = 9,920,393.74 : x
  2. Step 2: Convert to fraction form
    16,535,557.42/22,820,347.44 = 9,920,393.74/x
  3. Step 3: Cross multiply
    16,535,557.42x = 22,820,347.44 × 9,920,393.74
  4. Step 4: Simplify right side
    16,535,557.42x = 226,386,831,888,401.03
  5. Step 5: Solve for x
    x = 226,386,831,888,401.03/16,535,557.42
  6. Step 6: Final answer
    x = 13,690,910.21

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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.