Home / 35,547,011.20-53,320,516.80-31,437,200.80

Finding the Fourth Proportional to 35,547,011.20, 53,320,516.80 and 31,437,200.80

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Solution

The fourth proportional to 35,547,011.20, 53,320,516.80 and 31,437,200.80 is: 47,155,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,547,011.20 : 53,320,516.80 = 31,437,200.80 : x
  2. Step 2: Convert to fraction form
    35,547,011.20/53,320,516.80 = 31,437,200.80/x
  3. Step 3: Cross multiply
    35,547,011.20x = 53,320,516.80 × 31,437,200.80
  4. Step 4: Simplify right side
    35,547,011.20x = 1,676,247,793,401,373.50
  5. Step 5: Solve for x
    x = 1,676,247,793,401,373.50/35,547,011.20
  6. Step 6: Final answer
    x = 47,155,801.20

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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.