Home / 7,153,145.16-9,897,334.29-6,237,284.10

Finding the Fourth Proportional to 7,153,145.16, 9,897,334.29 and 6,237,284.10

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Solution

The fourth proportional to 7,153,145.16, 9,897,334.29 and 6,237,284.10 is: 8,630,117.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153,145.16 : 9,897,334.29 = 6,237,284.10 : x
  2. Step 2: Convert to fraction form
    7,153,145.16/9,897,334.29 = 6,237,284.10/x
  3. Step 3: Cross multiply
    7,153,145.16x = 9,897,334.29 × 6,237,284.10
  4. Step 4: Simplify right side
    7,153,145.16x = 61,732,485,799,401.78
  5. Step 5: Solve for x
    x = 61,732,485,799,401.78/7,153,145.16
  6. Step 6: Final answer
    x = 8,630,117.86

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1.5x scale

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.