Home / 8,902,881.60-13,354,322.40-5,312,702.40

Finding the Fourth Proportional to 8,902,881.60, 13,354,322.40 and 5,312,702.40

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Solution

The fourth proportional to 8,902,881.60, 13,354,322.40 and 5,312,702.40 is: 7,969,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,881.60 : 13,354,322.40 = 5,312,702.40 : x
  2. Step 2: Convert to fraction form
    8,902,881.60/13,354,322.40 = 5,312,702.40/x
  3. Step 3: Cross multiply
    8,902,881.60x = 13,354,322.40 × 5,312,702.40
  4. Step 4: Simplify right side
    8,902,881.60x = 70,947,540,664,853.77
  5. Step 5: Solve for x
    x = 70,947,540,664,853.77/8,902,881.60
  6. Step 6: Final answer
    x = 7,969,053.60

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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.