Home / 8,913,858.66-13,366,894.38-3,154,678.17

Finding the Fourth Proportional to 8,913,858.66, 13,366,894.38 and 3,154,678.17

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Solution

The fourth proportional to 8,913,858.66, 13,366,894.38 and 3,154,678.17 is: 4,730,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913,858.66 : 13,366,894.38 = 3,154,678.17 : x
  2. Step 2: Convert to fraction form
    8,913,858.66/13,366,894.38 = 3,154,678.17/x
  3. Step 3: Cross multiply
    8,913,858.66x = 13,366,894.38 × 3,154,678.17
  4. Step 4: Simplify right side
    8,913,858.66x = 42,168,249,901,281.69
  5. Step 5: Solve for x
    x = 42,168,249,901,281.69/8,913,858.66
  6. Step 6: Final answer
    x = 4,730,639.28

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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.