Home / 54,402,981.40-81,604,472.10-14,013,465.40

Finding the Fourth Proportional to 54,402,981.40, 81,604,472.10 and 14,013,465.40

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Solution

The fourth proportional to 54,402,981.40, 81,604,472.10 and 14,013,465.40 is: 21,020,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402,981.40 : 81,604,472.10 = 14,013,465.40 : x
  2. Step 2: Convert to fraction form
    54,402,981.40/81,604,472.10 = 14,013,465.40/x
  3. Step 3: Cross multiply
    54,402,981.40x = 81,604,472.10 × 14,013,465.40
  4. Step 4: Simplify right side
    54,402,981.40x = 1,143,561,446,258,615.25
  5. Step 5: Solve for x
    x = 1,143,561,446,258,615.25/54,402,981.40
  6. Step 6: Final answer
    x = 21,020,198.10

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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.