Home / 9,506,915.18-13,121,219.94-5,641,567.64

Finding the Fourth Proportional to 9,506,915.18, 13,121,219.94 and 5,641,567.64

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Solution

The fourth proportional to 9,506,915.18, 13,121,219.94 and 5,641,567.64 is: 7,786,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506,915.18 : 13,121,219.94 = 5,641,567.64 : x
  2. Step 2: Convert to fraction form
    9,506,915.18/13,121,219.94 = 5,641,567.64/x
  3. Step 3: Cross multiply
    9,506,915.18x = 13,121,219.94 × 5,641,567.64
  4. Step 4: Simplify right side
    9,506,915.18x = 74,024,249,810,826.73
  5. Step 5: Solve for x
    x = 74,024,249,810,826.73/9,506,915.18
  6. Step 6: Final answer
    x = 7,786,358.50

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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.