Home / 13,248,000.70-19,872,001.05-10,854,547.90

Finding the Fourth Proportional to 13,248,000.70, 19,872,001.05 and 10,854,547.90

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Solution

The fourth proportional to 13,248,000.70, 19,872,001.05 and 10,854,547.90 is: 16,281,821.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,000.70 : 19,872,001.05 = 10,854,547.90 : x
  2. Step 2: Convert to fraction form
    13,248,000.70/19,872,001.05 = 10,854,547.90/x
  3. Step 3: Cross multiply
    13,248,000.70x = 19,872,001.05 × 10,854,547.90
  4. Step 4: Simplify right side
    13,248,000.70x = 215,701,587,266,075.31
  5. Step 5: Solve for x
    x = 215,701,587,266,075.31/13,248,000.70
  6. Step 6: Final answer
    x = 16,281,821.85

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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.