Home / 15,750,445.60-23,636,727.60-6,781,434.40

Finding the Fourth Proportional to 15,750,445.60, 23,636,727.60 and 6,781,434.40

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Solution

The fourth proportional to 15,750,445.60, 23,636,727.60 and 6,781,434.40 is: 10,176,913.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750,445.60 : 23,636,727.60 = 6,781,434.40 : x
  2. Step 2: Convert to fraction form
    15,750,445.60/23,636,727.60 = 6,781,434.40/x
  3. Step 3: Cross multiply
    15,750,445.60x = 23,636,727.60 × 6,781,434.40
  4. Step 4: Simplify right side
    15,750,445.60x = 160,290,917,650,069.47
  5. Step 5: Solve for x
    x = 160,290,917,650,069.47/15,750,445.60
  6. Step 6: Final answer
    x = 10,176,913.19

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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.