Home / 6,448,547.28-8,899,133.10-3,547,946.50

Finding the Fourth Proportional to 6,448,547.28, 8,899,133.10 and 3,547,946.50

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Solution

The fourth proportional to 6,448,547.28, 8,899,133.10 and 3,547,946.50 is: 4,896,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,547.28 : 8,899,133.10 = 3,547,946.50 : x
  2. Step 2: Convert to fraction form
    6,448,547.28/8,899,133.10 = 3,547,946.50/x
  3. Step 3: Cross multiply
    6,448,547.28x = 8,899,133.10 × 3,547,946.50
  4. Step 4: Simplify right side
    6,448,547.28x = 31,573,648,135,179.15
  5. Step 5: Solve for x
    x = 31,573,648,135,179.15/6,448,547.28
  6. Step 6: Final answer
    x = 4,896,242.02

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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.