Home / 21,559,906.80-32,344,525.80-6,415,369.20

Finding the Fourth Proportional to 21,559,906.80, 32,344,525.80 and 6,415,369.20

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Solution

The fourth proportional to 21,559,906.80, 32,344,525.80 and 6,415,369.20 is: 9,624,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559,906.80 : 32,344,525.80 = 6,415,369.20 : x
  2. Step 2: Convert to fraction form
    21,559,906.80/32,344,525.80 = 6,415,369.20/x
  3. Step 3: Cross multiply
    21,559,906.80x = 32,344,525.80 × 6,415,369.20
  4. Step 4: Simplify right side
    21,559,906.80x = 207,502,074,605,925.38
  5. Step 5: Solve for x
    x = 207,502,074,605,925.38/21,559,906.80
  6. Step 6: Final answer
    x = 9,624,442.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.