Home / 37,775,614.40-56,663,421.60-12,219,207.20

Finding the Fourth Proportional to 37,775,614.40, 56,663,421.60 and 12,219,207.20

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Solution

The fourth proportional to 37,775,614.40, 56,663,421.60 and 12,219,207.20 is: 18,328,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,775,614.40 : 56,663,421.60 = 12,219,207.20 : x
  2. Step 2: Convert to fraction form
    37,775,614.40/56,663,421.60 = 12,219,207.20/x
  3. Step 3: Cross multiply
    37,775,614.40x = 56,663,421.60 × 12,219,207.20
  4. Step 4: Simplify right side
    37,775,614.40x = 692,382,089,191,355.50
  5. Step 5: Solve for x
    x = 692,382,089,191,355.50/37,775,614.40
  6. Step 6: Final answer
    x = 18,328,810.80

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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.