Home / 7,018,307.80-10,527,461.70-1,699,523.80

Finding the Fourth Proportional to 7,018,307.80, 10,527,461.70 and 1,699,523.80

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Solution

The fourth proportional to 7,018,307.80, 10,527,461.70 and 1,699,523.80 is: 2,549,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,307.80 : 10,527,461.70 = 1,699,523.80 : x
  2. Step 2: Convert to fraction form
    7,018,307.80/10,527,461.70 = 1,699,523.80/x
  3. Step 3: Cross multiply
    7,018,307.80x = 10,527,461.70 × 1,699,523.80
  4. Step 4: Simplify right side
    7,018,307.80x = 17,891,671,712,738.46
  5. Step 5: Solve for x
    x = 17,891,671,712,738.46/7,018,307.80
  6. Step 6: Final answer
    x = 2,549,285.70

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Similar ratio
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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.