Home / 30,506,808.52-42,089,150.10-17,274,181.96

Finding the Fourth Proportional to 30,506,808.52, 42,089,150.10 and 17,274,181.96

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Solution

The fourth proportional to 30,506,808.52, 42,089,150.10 and 17,274,181.96 is: 23,832,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,506,808.52 : 42,089,150.10 = 17,274,181.96 : x
  2. Step 2: Convert to fraction form
    30,506,808.52/42,089,150.10 = 17,274,181.96/x
  3. Step 3: Cross multiply
    30,506,808.52x = 42,089,150.10 × 17,274,181.96
  4. Step 4: Simplify right side
    30,506,808.52x = 727,055,637,369,152.25
  5. Step 5: Solve for x
    x = 727,055,637,369,152.25/30,506,808.52
  6. Step 6: Final answer
    x = 23,832,569.60

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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.