Home / 21,938,389.16-32,887,427.10-7,558,037.48

Finding the Fourth Proportional to 21,938,389.16, 32,887,427.10 and 7,558,037.48

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Solution

The fourth proportional to 21,938,389.16, 32,887,427.10 and 7,558,037.48 is: 11,330,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,938,389.16 : 32,887,427.10 = 7,558,037.48 : x
  2. Step 2: Convert to fraction form
    21,938,389.16/32,887,427.10 = 7,558,037.48/x
  3. Step 3: Cross multiply
    21,938,389.16x = 32,887,427.10 × 7,558,037.48
  4. Step 4: Simplify right side
    21,938,389.16x = 248,564,406,642,567.72
  5. Step 5: Solve for x
    x = 248,564,406,642,567.72/21,938,389.16
  6. Step 6: Final answer
    x = 11,330,112.02

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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.