Home / 15,778,864.40-23,668,296.60-15,141,135.20

Finding the Fourth Proportional to 15,778,864.40, 23,668,296.60 and 15,141,135.20

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Solution

The fourth proportional to 15,778,864.40, 23,668,296.60 and 15,141,135.20 is: 22,711,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778,864.40 : 23,668,296.60 = 15,141,135.20 : x
  2. Step 2: Convert to fraction form
    15,778,864.40/23,668,296.60 = 15,141,135.20/x
  3. Step 3: Cross multiply
    15,778,864.40x = 23,668,296.60 × 15,141,135.20
  4. Step 4: Simplify right side
    15,778,864.40x = 358,364,878,774,300.31
  5. Step 5: Solve for x
    x = 358,364,878,774,300.31/15,778,864.40
  6. Step 6: Final answer
    x = 22,711,702.80

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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.