Home / 21,349,643.40-32,024,465.10-19,775,003.40

Finding the Fourth Proportional to 21,349,643.40, 32,024,465.10 and 19,775,003.40

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Solution

The fourth proportional to 21,349,643.40, 32,024,465.10 and 19,775,003.40 is: 29,662,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,349,643.40 : 32,024,465.10 = 19,775,003.40 : x
  2. Step 2: Convert to fraction form
    21,349,643.40/32,024,465.10 = 19,775,003.40/x
  3. Step 3: Cross multiply
    21,349,643.40x = 32,024,465.10 × 19,775,003.40
  4. Step 4: Simplify right side
    21,349,643.40x = 633,283,906,235,681.38
  5. Step 5: Solve for x
    x = 633,283,906,235,681.38/21,349,643.40
  6. Step 6: Final answer
    x = 29,662,505.10

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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.