Home / 5,342,001.20-7,992,006.60-4,838,116.40

Finding the Fourth Proportional to 5,342,001.20, 7,992,006.60 and 4,838,116.40

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Solution

The fourth proportional to 5,342,001.20, 7,992,006.60 and 4,838,116.40 is: 7,238,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342,001.20 : 7,992,006.60 = 4,838,116.40 : x
  2. Step 2: Convert to fraction form
    5,342,001.20/7,992,006.60 = 4,838,116.40/x
  3. Step 3: Cross multiply
    5,342,001.20x = 7,992,006.60 × 4,838,116.40
  4. Step 4: Simplify right side
    5,342,001.20x = 38,666,258,200,368.24
  5. Step 5: Solve for x
    x = 38,666,258,200,368.24/5,342,001.20
  6. Step 6: Final answer
    x = 7,238,159.77

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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.