Home / 9,720,402.60-14,549,111.10-8,586,661.80

Finding the Fourth Proportional to 9,720,402.60, 14,549,111.10 and 8,586,661.80

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Solution

The fourth proportional to 9,720,402.60, 14,549,111.10 and 8,586,661.80 is: 12,852,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,402.60 : 14,549,111.10 = 8,586,661.80 : x
  2. Step 2: Convert to fraction form
    9,720,402.60/14,549,111.10 = 8,586,661.80/x
  3. Step 3: Cross multiply
    9,720,402.60x = 14,549,111.10 × 8,586,661.80
  4. Step 4: Simplify right side
    9,720,402.60x = 124,928,296,506,325.98
  5. Step 5: Solve for x
    x = 124,928,296,506,325.98/9,720,402.60
  6. Step 6: Final answer
    x = 12,852,173.07

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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.