Home / 39,768,036.65-54,879,030.11-23,023,482.20

Finding the Fourth Proportional to 39,768,036.65, 54,879,030.11 and 23,023,482.20

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Solution

The fourth proportional to 39,768,036.65, 54,879,030.11 and 23,023,482.20 is: 31,771,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,768,036.65 : 54,879,030.11 = 23,023,482.20 : x
  2. Step 2: Convert to fraction form
    39,768,036.65/54,879,030.11 = 23,023,482.20/x
  3. Step 3: Cross multiply
    39,768,036.65x = 54,879,030.11 × 23,023,482.20
  4. Step 4: Simplify right side
    39,768,036.65x = 1,263,506,373,058,996.50
  5. Step 5: Solve for x
    x = 1,263,506,373,058,996.50/39,768,036.65
  6. Step 6: Final answer
    x = 31,771,907.28

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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.