Home / 9,780,750.90-14,659,316.55-4,985,972.10

Finding the Fourth Proportional to 9,780,750.90, 14,659,316.55 and 4,985,972.10

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Solution

The fourth proportional to 9,780,750.90, 14,659,316.55 and 4,985,972.10 is: 7,472,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,750.90 : 14,659,316.55 = 4,985,972.10 : x
  2. Step 2: Convert to fraction form
    9,780,750.90/14,659,316.55 = 4,985,972.10/x
  3. Step 3: Cross multiply
    9,780,750.90x = 14,659,316.55 × 4,985,972.10
  4. Step 4: Simplify right side
    9,780,750.90x = 73,090,943,323,368.25
  5. Step 5: Solve for x
    x = 73,090,943,323,368.25/9,780,750.90
  6. Step 6: Final answer
    x = 7,472,937.82

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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.