Home / 14,013,368.55-21,009,964.64-8,610,856.92

Finding the Fourth Proportional to 14,013,368.55, 21,009,964.64 and 8,610,856.92

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Solution

The fourth proportional to 14,013,368.55, 21,009,964.64 and 8,610,856.92 is: 12,910,086.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,368.55 : 21,009,964.64 = 8,610,856.92 : x
  2. Step 2: Convert to fraction form
    14,013,368.55/21,009,964.64 = 8,610,856.92/x
  3. Step 3: Cross multiply
    14,013,368.55x = 21,009,964.64 × 8,610,856.92
  4. Step 4: Simplify right side
    14,013,368.55x = 180,913,799,366,245.03
  5. Step 5: Solve for x
    x = 180,913,799,366,245.03/14,013,368.55
  6. Step 6: Final answer
    x = 12,910,086.45

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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.