Home / 9,345,763.28-12,893,985.48-7,623,907.28

Finding the Fourth Proportional to 9,345,763.28, 12,893,985.48 and 7,623,907.28

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Solution

The fourth proportional to 9,345,763.28, 12,893,985.48 and 7,623,907.28 is: 10,518,407.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345,763.28 : 12,893,985.48 = 7,623,907.28 : x
  2. Step 2: Convert to fraction form
    9,345,763.28/12,893,985.48 = 7,623,907.28/x
  3. Step 3: Cross multiply
    9,345,763.28x = 12,893,985.48 × 7,623,907.28
  4. Step 4: Simplify right side
    9,345,763.28x = 98,302,549,769,186.30
  5. Step 5: Solve for x
    x = 98,302,549,769,186.30/9,345,763.28
  6. Step 6: Final answer
    x = 10,518,407.84

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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.