Home / 7,402,475-10,215,357.74-4,139,296.04

Finding the Fourth Proportional to 7,402,475, 10,215,357.74 and 4,139,296.04

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Solution

The fourth proportional to 7,402,475, 10,215,357.74 and 4,139,296.04 is: 5,712,196.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402,475 : 10,215,357.74 = 4,139,296.04 : x
  2. Step 2: Convert to fraction form
    7,402,475/10,215,357.74 = 4,139,296.04/x
  3. Step 3: Cross multiply
    7,402,475x = 10,215,357.74 × 4,139,296.04
  4. Step 4: Simplify right side
    7,402,475x = 42,284,389,840,365.35
  5. Step 5: Solve for x
    x = 42,284,389,840,365.35/7,402,475
  6. Step 6: Final answer
    x = 5,712,196.24

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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.