Home / 7,338,302.60-10,985,681.10-5,453,400.20

Finding the Fourth Proportional to 7,338,302.60, 10,985,681.10 and 5,453,400.20

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Solution

The fourth proportional to 7,338,302.60, 10,985,681.10 and 5,453,400.20 is: 8,163,920.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,302.60 : 10,985,681.10 = 5,453,400.20 : x
  2. Step 2: Convert to fraction form
    7,338,302.60/10,985,681.10 = 5,453,400.20/x
  3. Step 3: Cross multiply
    7,338,302.60x = 10,985,681.10 × 5,453,400.20
  4. Step 4: Simplify right side
    7,338,302.60x = 59,909,315,507,876.22
  5. Step 5: Solve for x
    x = 59,909,315,507,876.22/7,338,302.60
  6. Step 6: Final answer
    x = 8,163,920.02

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1.5x scale

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.