Home / 19,575,337.60-29,363,006.40-12,772,892.80

Finding the Fourth Proportional to 19,575,337.60, 29,363,006.40 and 12,772,892.80

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Solution

The fourth proportional to 19,575,337.60, 29,363,006.40 and 12,772,892.80 is: 19,159,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575,337.60 : 29,363,006.40 = 12,772,892.80 : x
  2. Step 2: Convert to fraction form
    19,575,337.60/29,363,006.40 = 12,772,892.80/x
  3. Step 3: Cross multiply
    19,575,337.60x = 29,363,006.40 × 12,772,892.80
  4. Step 4: Simplify right side
    19,575,337.60x = 375,050,533,032,913.94
  5. Step 5: Solve for x
    x = 375,050,533,032,913.94/19,575,337.60
  6. Step 6: Final answer
    x = 19,159,339.20

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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.