Home / 21,386,870.66-29,513,854.11-11,597,298.41

Finding the Fourth Proportional to 21,386,870.66, 29,513,854.11 and 11,597,298.41

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Solution

The fourth proportional to 21,386,870.66, 29,513,854.11 and 11,597,298.41 is: 16,004,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,386,870.66 : 29,513,854.11 = 11,597,298.41 : x
  2. Step 2: Convert to fraction form
    21,386,870.66/29,513,854.11 = 11,597,298.41/x
  3. Step 3: Cross multiply
    21,386,870.66x = 29,513,854.11 × 11,597,298.41
  4. Step 4: Simplify right side
    21,386,870.66x = 342,280,973,284,888.50
  5. Step 5: Solve for x
    x = 342,280,973,284,888.50/21,386,870.66
  6. Step 6: Final answer
    x = 16,004,256.94

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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.