Home / 7,403,570.61-10,217,448.05-4,140,688.92

Finding the Fourth Proportional to 7,403,570.61, 10,217,448.05 and 4,140,688.92

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Solution

The fourth proportional to 7,403,570.61, 10,217,448.05 and 4,140,688.92 is: 5,714,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,570.61 : 10,217,448.05 = 4,140,688.92 : x
  2. Step 2: Convert to fraction form
    7,403,570.61/10,217,448.05 = 4,140,688.92/x
  3. Step 3: Cross multiply
    7,403,570.61x = 10,217,448.05 × 4,140,688.92
  4. Step 4: Simplify right side
    7,403,570.61x = 42,307,273,910,607.16
  5. Step 5: Solve for x
    x = 42,307,273,910,607.16/7,403,570.61
  6. Step 6: Final answer
    x = 5,714,441.87

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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.