Home / 19,164,017.40-28,746,026.10-15,384,881.40

Finding the Fourth Proportional to 19,164,017.40, 28,746,026.10 and 15,384,881.40

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Solution

The fourth proportional to 19,164,017.40, 28,746,026.10 and 15,384,881.40 is: 23,077,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164,017.40 : 28,746,026.10 = 15,384,881.40 : x
  2. Step 2: Convert to fraction form
    19,164,017.40/28,746,026.10 = 15,384,881.40/x
  3. Step 3: Cross multiply
    19,164,017.40x = 28,746,026.10 × 15,384,881.40
  4. Step 4: Simplify right side
    19,164,017.40x = 442,254,202,269,804.56
  5. Step 5: Solve for x
    x = 442,254,202,269,804.56/19,164,017.40
  6. Step 6: Final answer
    x = 23,077,322.10

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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.