Home / 11,018,947.56-16,518,955.08-3,829,547.40

Finding the Fourth Proportional to 11,018,947.56, 16,518,955.08 and 3,829,547.40

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Solution

The fourth proportional to 11,018,947.56, 16,518,955.08 and 3,829,547.40 is: 5,741,031.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,947.56 : 16,518,955.08 = 3,829,547.40 : x
  2. Step 2: Convert to fraction form
    11,018,947.56/16,518,955.08 = 3,829,547.40/x
  3. Step 3: Cross multiply
    11,018,947.56x = 16,518,955.08 × 3,829,547.40
  4. Step 4: Simplify right side
    11,018,947.56x = 63,260,121,477,330.79
  5. Step 5: Solve for x
    x = 63,260,121,477,330.79/11,018,947.56
  6. Step 6: Final answer
    x = 5,741,031.18

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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.