Home / 7,655,547.71-10,564,650.02-4,217,788.74

Finding the Fourth Proportional to 7,655,547.71, 10,564,650.02 and 4,217,788.74

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Solution

The fourth proportional to 7,655,547.71, 10,564,650.02 and 4,217,788.74 is: 5,820,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655,547.71 : 10,564,650.02 = 4,217,788.74 : x
  2. Step 2: Convert to fraction form
    7,655,547.71/10,564,650.02 = 4,217,788.74/x
  3. Step 3: Cross multiply
    7,655,547.71x = 10,564,650.02 × 4,217,788.74
  4. Step 4: Simplify right side
    7,655,547.71x = 44,559,461,906,941.25
  5. Step 5: Solve for x
    x = 44,559,461,906,941.25/7,655,547.71
  6. Step 6: Final answer
    x = 5,820,545.25

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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.