Home / 9,160,438.40-13,746,878.40-5,116,918.40

Finding the Fourth Proportional to 9,160,438.40, 13,746,878.40 and 5,116,918.40

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Solution

The fourth proportional to 9,160,438.40, 13,746,878.40 and 5,116,918.40 is: 7,678,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160,438.40 : 13,746,878.40 = 5,116,918.40 : x
  2. Step 2: Convert to fraction form
    9,160,438.40/13,746,878.40 = 5,116,918.40/x
  3. Step 3: Cross multiply
    9,160,438.40x = 13,746,878.40 × 5,116,918.40
  4. Step 4: Simplify right side
    9,160,438.40x = 70,341,655,027,522.57
  5. Step 5: Solve for x
    x = 70,341,655,027,522.57/9,160,438.40
  6. Step 6: Final answer
    x = 7,678,852.47

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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.