Home / 9,249,025.28-12,763,881.60-5,174,908.16

Finding the Fourth Proportional to 9,249,025.28, 12,763,881.60 and 5,174,908.16

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Solution

The fourth proportional to 9,249,025.28, 12,763,881.60 and 5,174,908.16 is: 7,141,500.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249,025.28 : 12,763,881.60 = 5,174,908.16 : x
  2. Step 2: Convert to fraction form
    9,249,025.28/12,763,881.60 = 5,174,908.16/x
  3. Step 3: Cross multiply
    9,249,025.28x = 12,763,881.60 × 5,174,908.16
  4. Step 4: Simplify right side
    9,249,025.28x = 66,051,915,045,113.86
  5. Step 5: Solve for x
    x = 66,051,915,045,113.86/9,249,025.28
  6. Step 6: Final answer
    x = 7,141,500.11

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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.