Home / 15,592,941.60-21,518,307.36-8,717,424

Finding the Fourth Proportional to 15,592,941.60, 21,518,307.36 and 8,717,424

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Solution

The fourth proportional to 15,592,941.60, 21,518,307.36 and 8,717,424 is: 12,030,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592,941.60 : 21,518,307.36 = 8,717,424 : x
  2. Step 2: Convert to fraction form
    15,592,941.60/21,518,307.36 = 8,717,424/x
  3. Step 3: Cross multiply
    15,592,941.60x = 21,518,307.36 × 8,717,424
  4. Step 4: Simplify right side
    15,592,941.60x = 187,584,209,019,440.62
  5. Step 5: Solve for x
    x = 187,584,209,019,440.62/15,592,941.60
  6. Step 6: Final answer
    x = 12,030,071.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.