Home / 9,070,038.40-12,516,180.48-5,632,205.68

Finding the Fourth Proportional to 9,070,038.40, 12,516,180.48 and 5,632,205.68

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Solution

The fourth proportional to 9,070,038.40, 12,516,180.48 and 5,632,205.68 is: 7,772,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070,038.40 : 12,516,180.48 = 5,632,205.68 : x
  2. Step 2: Convert to fraction form
    9,070,038.40/12,516,180.48 = 5,632,205.68/x
  3. Step 3: Cross multiply
    9,070,038.40x = 12,516,180.48 × 5,632,205.68
  4. Step 4: Simplify right side
    9,070,038.40x = 70,493,702,791,361.12
  5. Step 5: Solve for x
    x = 70,493,702,791,361.12/9,070,038.40
  6. Step 6: Final answer
    x = 7,772,150.42

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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.