Home / 18,951,433.18-26,152,977.40-10,249,605.72

Finding the Fourth Proportional to 18,951,433.18, 26,152,977.40 and 10,249,605.72

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Solution

The fourth proportional to 18,951,433.18, 26,152,977.40 and 10,249,605.72 is: 14,144,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951,433.18 : 26,152,977.40 = 10,249,605.72 : x
  2. Step 2: Convert to fraction form
    18,951,433.18/26,152,977.40 = 10,249,605.72/x
  3. Step 3: Cross multiply
    18,951,433.18x = 26,152,977.40 × 10,249,605.72
  4. Step 4: Simplify right side
    18,951,433.18x = 268,057,706,754,070.72
  5. Step 5: Solve for x
    x = 268,057,706,754,070.72/18,951,433.18
  6. Step 6: Final answer
    x = 14,144,455.68

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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.