Home / 7,000,521.10-10,500,781.65-6,575,368.30

Finding the Fourth Proportional to 7,000,521.10, 10,500,781.65 and 6,575,368.30

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Solution

The fourth proportional to 7,000,521.10, 10,500,781.65 and 6,575,368.30 is: 9,863,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,521.10 : 10,500,781.65 = 6,575,368.30 : x
  2. Step 2: Convert to fraction form
    7,000,521.10/10,500,781.65 = 6,575,368.30/x
  3. Step 3: Cross multiply
    7,000,521.10x = 10,500,781.65 × 6,575,368.30
  4. Step 4: Simplify right side
    7,000,521.10x = 69,046,506,786,631.70
  5. Step 5: Solve for x
    x = 69,046,506,786,631.70/7,000,521.10
  6. Step 6: Final answer
    x = 9,863,052.45

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Double scale
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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.