Home / 9,671,368.72-13,337,328.30-6,187,809.76

Finding the Fourth Proportional to 9,671,368.72, 13,337,328.30 and 6,187,809.76

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Solution

The fourth proportional to 9,671,368.72, 13,337,328.30 and 6,187,809.76 is: 8,533,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,368.72 : 13,337,328.30 = 6,187,809.76 : x
  2. Step 2: Convert to fraction form
    9,671,368.72/13,337,328.30 = 6,187,809.76/x
  3. Step 3: Cross multiply
    9,671,368.72x = 13,337,328.30 × 6,187,809.76
  4. Step 4: Simplify right side
    9,671,368.72x = 82,528,850,227,064.20
  5. Step 5: Solve for x
    x = 82,528,850,227,064.20/9,671,368.72
  6. Step 6: Final answer
    x = 8,533,316.49

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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.