Home / 10,871,988.77-15,003,354.12-5,977,294.13

Finding the Fourth Proportional to 10,871,988.77, 15,003,354.12 and 5,977,294.13

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Solution

The fourth proportional to 10,871,988.77, 15,003,354.12 and 5,977,294.13 is: 8,248,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,988.77 : 15,003,354.12 = 5,977,294.13 : x
  2. Step 2: Convert to fraction form
    10,871,988.77/15,003,354.12 = 5,977,294.13/x
  3. Step 3: Cross multiply
    10,871,988.77x = 15,003,354.12 × 5,977,294.13
  4. Step 4: Simplify right side
    10,871,988.77x = 89,679,460,511,787.31
  5. Step 5: Solve for x
    x = 89,679,460,511,787.31/10,871,988.77
  6. Step 6: Final answer
    x = 8,248,671.19

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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.