Home / 6,871,520.30-10,307,280.45-6,824,281.10

Finding the Fourth Proportional to 6,871,520.30, 10,307,280.45 and 6,824,281.10

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Solution

The fourth proportional to 6,871,520.30, 10,307,280.45 and 6,824,281.10 is: 10,236,421.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,520.30 : 10,307,280.45 = 6,824,281.10 : x
  2. Step 2: Convert to fraction form
    6,871,520.30/10,307,280.45 = 6,824,281.10/x
  3. Step 3: Cross multiply
    6,871,520.30x = 10,307,280.45 × 6,824,281.10
  4. Step 4: Simplify right side
    6,871,520.30x = 70,339,779,167,334.48
  5. Step 5: Solve for x
    x = 70,339,779,167,334.48/6,871,520.30
  6. Step 6: Final answer
    x = 10,236,421.65

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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.