Home / 7,018,159.80-10,527,239.70-6,556,265.40

Finding the Fourth Proportional to 7,018,159.80, 10,527,239.70 and 6,556,265.40

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Solution

The fourth proportional to 7,018,159.80, 10,527,239.70 and 6,556,265.40 is: 9,834,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,159.80 : 10,527,239.70 = 6,556,265.40 : x
  2. Step 2: Convert to fraction form
    7,018,159.80/10,527,239.70 = 6,556,265.40/x
  3. Step 3: Cross multiply
    7,018,159.80x = 10,527,239.70 × 6,556,265.40
  4. Step 4: Simplify right side
    7,018,159.80x = 69,019,377,402,616.38
  5. Step 5: Solve for x
    x = 69,019,377,402,616.38/7,018,159.80
  6. Step 6: Final answer
    x = 9,834,398.10

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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.