Home / 5,091,423.95-7,026,417.27-3,158,307.38

Finding the Fourth Proportional to 5,091,423.95, 7,026,417.27 and 3,158,307.38

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Solution

The fourth proportional to 5,091,423.95, 7,026,417.27 and 3,158,307.38 is: 4,358,620.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,423.95 : 7,026,417.27 = 3,158,307.38 : x
  2. Step 2: Convert to fraction form
    5,091,423.95/7,026,417.27 = 3,158,307.38/x
  3. Step 3: Cross multiply
    5,091,423.95x = 7,026,417.27 × 3,158,307.38
  4. Step 4: Simplify right side
    5,091,423.95x = 22,191,585,518,800.45
  5. Step 5: Solve for x
    x = 22,191,585,518,800.45/5,091,423.95
  6. Step 6: Final answer
    x = 4,358,620.64

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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.