Home / 7,485,883.40-11,207,829.90-7,275,931.40

Finding the Fourth Proportional to 7,485,883.40, 11,207,829.90 and 7,275,931.40

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Solution

The fourth proportional to 7,485,883.40, 11,207,829.90 and 7,275,931.40 is: 10,893,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,883.40 : 11,207,829.90 = 7,275,931.40 : x
  2. Step 2: Convert to fraction form
    7,485,883.40/11,207,829.90 = 7,275,931.40/x
  3. Step 3: Cross multiply
    7,485,883.40x = 11,207,829.90 × 7,275,931.40
  4. Step 4: Simplify right side
    7,485,883.40x = 81,547,401,495,268.86
  5. Step 5: Solve for x
    x = 81,547,401,495,268.86/7,485,883.40
  6. Step 6: Final answer
    x = 10,893,490.74

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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.