Home / 9,707,985-13,399,683.62-5,634,916.20

Finding the Fourth Proportional to 9,707,985, 13,399,683.62 and 5,634,916.20

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Solution

The fourth proportional to 9,707,985, 13,399,683.62 and 5,634,916.20 is: 7,777,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707,985 : 13,399,683.62 = 5,634,916.20 : x
  2. Step 2: Convert to fraction form
    9,707,985/13,399,683.62 = 5,634,916.20/x
  3. Step 3: Cross multiply
    9,707,985x = 13,399,683.62 × 5,634,916.20
  4. Step 4: Simplify right side
    9,707,985x = 75,506,094,305,212.64
  5. Step 5: Solve for x
    x = 75,506,094,305,212.64/9,707,985
  6. Step 6: Final answer
    x = 7,777,730.84

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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.