Home / 35,630,145.70-53,445,218.55-30,528,312.10

Finding the Fourth Proportional to 35,630,145.70, 53,445,218.55 and 30,528,312.10

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Solution

The fourth proportional to 35,630,145.70, 53,445,218.55 and 30,528,312.10 is: 45,792,468.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630,145.70 : 53,445,218.55 = 30,528,312.10 : x
  2. Step 2: Convert to fraction form
    35,630,145.70/53,445,218.55 = 30,528,312.10/x
  3. Step 3: Cross multiply
    35,630,145.70x = 53,445,218.55 × 30,528,312.10
  4. Step 4: Simplify right side
    35,630,145.70x = 1,631,592,312,147,109.50
  5. Step 5: Solve for x
    x = 1,631,592,312,147,109.50/35,630,145.70
  6. Step 6: Final answer
    x = 45,792,468.15

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Double scale
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1.5x scale

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.