Home / 10,780,024.60-16,170,036.90-10,000,577.80

Finding the Fourth Proportional to 10,780,024.60, 16,170,036.90 and 10,000,577.80

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Solution

The fourth proportional to 10,780,024.60, 16,170,036.90 and 10,000,577.80 is: 15,000,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,024.60 : 16,170,036.90 = 10,000,577.80 : x
  2. Step 2: Convert to fraction form
    10,780,024.60/16,170,036.90 = 10,000,577.80/x
  3. Step 3: Cross multiply
    10,780,024.60x = 16,170,036.90 × 10,000,577.80
  4. Step 4: Simplify right side
    10,780,024.60x = 161,709,712,047,320.84
  5. Step 5: Solve for x
    x = 161,709,712,047,320.84/10,780,024.60
  6. Step 6: Final answer
    x = 15,000,866.70

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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.