Home / 21,292,254.03-31,938,637-5,938,609.16

Finding the Fourth Proportional to 21,292,254.03, 31,938,637 and 5,938,609.16

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Solution

The fourth proportional to 21,292,254.03, 31,938,637 and 5,938,609.16 is: 8,907,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,292,254.03 : 31,938,637 = 5,938,609.16 : x
  2. Step 2: Convert to fraction form
    21,292,254.03/31,938,637 = 5,938,609.16/x
  3. Step 3: Cross multiply
    21,292,254.03x = 31,938,637 × 5,938,609.16
  4. Step 4: Simplify right side
    21,292,254.03x = 189,671,082,246,114.94
  5. Step 5: Solve for x
    x = 189,671,082,246,114.94/21,292,254.03
  6. Step 6: Final answer
    x = 8,907,985.13

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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.